NHA XUAT BAN HA NOI TS CAO Ci; GIAC (Chu bi6n) - ThS H THANH THUY THIET KE BAIGIANG HDAHQCU NflNQCflO-TllPNOT NHA XUAT BAN HA NOI Thiet ke bai giang H O A H O C 12 - NANG CAO: TAP MOT TS CAO CU GlAC (Chu bien) NHA XUXT BAN HA NOI Chiu trdch nhiem xudt ban: NGUYfiN K H A C O A N H Bien tap: , PHAM QUOC TUAN Ve bia: NGUYfiN T U A N Trinh bay: T H A I S O N - SON L A M SAa ban in: PHAM QUOC TUAN In 1000 cuo'n, khd 17 x 24 cm, tai Cong ty Co phan In Tay Ho Giay phep xuat ban so: 127 - 2008/CXB/100 p TK - 05/HN In xong va nop luu chieu nam 2008 JLai not dau =^=^=^=^=^^=^^====^=^ De ho tra cho viec day - hoc mon Hod hoc 12 ndng cao theo chuang trinh sdch gido khoa (SGK) mai dp dung tir nam hoc 2008 - 2009, chung toi bien sogn cuon Thiit ke bai giang Hod hoc 12 ndng cao tap I, Sdch giai thieu cdch thiet ke bai gidng theo tinh than doi mai phucmg phdp day hoc nhdm phdt huy tinh tich cue nhdn thuc ciia hoc sinh (HS) Ve noi dung: Sdch bdm sdt noi dung SGK Hod hoc 12 theo chucmg trinh chudn cua Bo Gido due va Ddo tgo ban hdnh O moi tiet day deu chi ro muc tieu ve kien thuc, kindng, thdi do, cdc cong viec can chudn bi cua gido vien (GV) va HS, cdc phuomg tien tra gidng can thiet nhdm ddm bdo chdt luomg tieng bai, timg tiet len lap Ngodi sdch cdn ma rong, bo sung them mot so noi dung lien quan den bai gidng bang nhieu hoat dong nhdm cung cap them tu lieu de cdc thdy, c6 gido tham khdo, van dung theo doi tuang va muc dich day hoc Ve phiroug phap day - hoc: Sdch duac trien khai theo huang tich cue hod hoat dong cua HS, lay ca so cua moi hoat dong la nhung viec lam cua HS dual su huang ddn, gai ma cua thdy, c6 gido Sdch cung dua nhieu hinh thuc hoat dong hap ddn, phii hap vai dgc (rung mon hoc nhu: thi nghiem, quan sdt vdt that hay mo hinh, thdo lugn, thuc hdnh, nhdm phdt huy tinh doc lap, tu gidc cua HS Dgc biet sdch rdt chu tai khdu thuc hdnh bai hoc, dong thai cung chi ro timg hogt dong cu the cua GVvd HS mot tien trinh DAY -HOC, coi day la hai hogt dong cung cd HS va GV deu la chu the Chung toi hi vong cuon sdch se la tai lieu tham khdo hiru ich, gop phan ho tra cdc thdy, co gido dang true tiep gidng dgy mon Hod hoc 12 viec ndng cao chdt luang bai gidng ciia minh Rdt mong nhdn duac y kien dong gop cua cdc thdy, co gido va bgn doc gdn xa de cuon sdch duac hodn thien han CAC TAC GIA ON TAP DAU NAM A MUC TIEU BAI HOC Kiln thu'c On tap he thong hod kien thirc ve: • Su dien li, khai niem axit-baza, pH cua dung dich va phan ung trao d6i ion dung dich dien U, nhom nita-photpho, nhom cacbon-silic • Cac khai niem: Cong thiic va c4u true phan tu, danh phap cac hap chat hQu ca, cac loai phan ung huu ca ca ban (phan ung the, phan ung cong, phan ung tach ), d6ng dSng, dong phan cau tao va dong phan lap the • Ca che phan ung goc, co che phan ung cong, ca che phan ung tach • Hi6u dugc m6i quan he giiia cau tao cua hop chat hiju ca vai nhimg tinh ch4t vat li, tinh chat hoa hoc • Khic sau dugc nhung tinh chat vat li, tinh chat hoa hoc, biet nhiing ung dung va phuomg phap di8u che cac loai hop chat huu ca chuang trinh hoa hoc lop 11 • 'Khic sau nhung quy tSc, quy luat hoa hiju ca nhu: Quy tac Mac-c6p-nhi-c6p, quy tac thS vao nhan tham, quy tac tach Zai-xep D i chuan bi kiln thuc nghien cuu cac hop chat hiJu ca phuc tap han (hoa hoc 12) KT nang • Ren luyen ki nang dua vao ckn tao cua chat de suy tinh chat va ung dung cua chat va ngugc lai tu tinh chat cua chat de du doan cau tao cua cac chat • Bik van dung li thuyit hoa hoc de giai quyet mot so van de dan gian dai s6ng, san xuat • Phat trien ki nang tu hoc, biet lap bang tong ket kien thuc, biet each torn tat cac noi dung chinh bai, timg chuang • Ren luyen ki nang giai bai tap xac dinh cong thuc phan tu cua hgp chat Tinh cam, thai dp • Thong qua viec ren luyen tu bien chung viec xet moi quan he nhan qua giiia cau tao va tinh chat cua chat, lam cho HS thii hoc tap va yeu thich mon hoa hoc ban • Ren thai lam viec khoa hoc, nghiem tuc B C H U A N B! CUA GVVA HS GV: May tinh, may chieu, he thong bai tap va cac cau hoi ggi y HS: On tap cac kien thuc thong qua boat dong giai bai tap C TI^N TRiNH DAY - HOC GV to chuc cac nhom HS thao luan cac noi dung can on tap a lop 11 dual dang cac bai tap trac nghiem khach quan Hoat dong SU DIEN LI Cho dung dich HCl va CH3COOH co cung nong CM- Hay so sanh pH cua dung dich ? A HCl < CH3COOH B HCl > CH3COOH C HC1 = CH3C00H D Khong so sanh dugc Ddp dn A Cho 9,6 gam Cu va 100ml dung dich hon hgp HNO3 1,5M + HCl 2M thi sinh V lit NO (dktc) Gia tri cua V la A 1,97 B 2,24 C 2,68 D 4,48 Ddp dn B Bi6t Ka(CH3C00H) = 1,75.10"^ va Ka(HN02) = 4,0.10"^ N I U hai axit co nong bang va a cung nhiet do, qua trinh dien li a trang thai can bang, danh gia nao sau day dung? ^- [H IcHjCOOH^ [H JHNO, B- [ H IcHjCOOH "^ [^ ] HNOj C pH(CH3C00H) nC6Hi206 a) tan ngo chira 65% tinh bgt, bieu 180nkg 162nkg suat ca qua trinh la 80%o ? 650 kg b) tan miin cua c6 50%) xenlulozo, hieu suat ca qua trinh la 70% 650.180n m CtHijOs C6H12O6 162n ^ 2C2H5OH + 2CO2 T 722,22.92 mrC2H5OH = 722,22 (kg) JgQ = 369,13 (kg) Vi qua trinh len men dat 80%) nen: ^ X 369,13.80 ^^^ ^ , , mCH^OH thirc te = — — ^ — = 295,3 (g) b) [C6H702(OH)3]n mxeniuioza= —— = 0,5 (tin) = 500 (kg) [C6H702(OH)3]n+nH20 162n > nC6Hi206 ISOnkg ? 500 kg m ^'"'^^o H* 500.180n = 555,55 (kg) 162n Hieu suat 70% nen thuc tl 555,55.70 mgiucoza = — - ^ — = 388,9 (kg) C6H,206 146 "'" > 2C2H5OH + 2CO2 r Hogt dgng ciia HS Hogt dgng ciia GV 388,9.92 ,^„ ^ , , , , mc,H,OHjgQ =198,76(kg) Vi hieu suat 70%) -^ thuc te mc,H30H = 198,76.70 , , ^ , , , , J'QQ =139,13(g) GV chieu them cac bai tap sau cho HS thao luan HS thao luan L Xenluloza diaxetat (X) dugc dimg \ Cong thirc ciia xenluloza diaxetat de san xuat phim anh hoac to axetat [C6H7020H(OCOCH3)2]n hay Cong thirc don gian nhat (cong thiic (CioHi407)n vay cong thiic thuc nghiem la thuc nghiem) cua X la C10H14O7 A C3H4O2 Chpn dap an B B C10H14O7 C C12H14O7 D C,2Hi405 Chat nao sau day khong the dieu Chpn dap an D che true tiep tu glucozo? A Ancol etylic B Sobitol C Axit lactic D Axit axetic Cho m gam hon hgp glucoza Phan tir glucozo hay mantozo deu co mantozo tac dung hoan toan voi phan ling voi dung dich AgN03/ NH3 cho dung dich AgN03/NH3 thu dugc phan tir Ag Mantoza thuy phan cho 32,4 gam Ag Cho m gam hSn hgp glucozo Glucoza, mantozo vao dung dich Gpi x, y la so mol cua glucozo va mantoza H2SO4 loang din thuy phan hoan Jx + y = 0,15 Jx = 0,09 toan Trung boa hit axit sau cho [x + 2y = , ^ [y = 0,06 san phim tac dung hoan toan voi Chpn dung dich AgN03/NH3 thu dugc mgiucoza = 0,09.180 = 16,2 g -^ 45,36 gam Ag KhIi lugng Glucoza dap an C m gam hon hgp la 147 Hogt dgng cua GV Hogt dgng cua HS B 14,58 gam A 10,8 gam C 16,2gam D 20,52gam Phan ling tong hgp glucoza Nang lugng dugc diing de tong hgp cay xanh can dugc cung cip nang glucoza cua 100 la xanh la lugng: 20 6CO2 + 6H2O + 673kcal -^ C6H12O6 Q = , ^ ^ = 16,825 kcal 100 +-6O2 Phan ling tong hgp Glucozo cay Khoi lugng Glucoza san sinh dugc cua 100 la xanh thoi gian gio xanh can dugc cung cap nang lugng: la (biet thai gian iy 100 la hip 6CO2 + 6H20+673kcal -^ C6H12O6 + 6O2 thu mot nang lugng la 84,125 kcal ta CO 73 kcal tong hgp dugc mol nhung chi co 20%) nang lugng dugc glucozo vay 16,825 kcal ting hgp dugc su dung vao phan ung tong hgp 0,025 mol glucozo (4,5 gam) —>• Chpn dap glucozo) anB A 22,5gam B 4,5 gam C 112,5 gam D 9,3 gam Thi tich dung dich HNO3 63 % (D Phuong trinh boa hpc: = 1,52 g/ml) can diing dl tac dung [C6H702(OH)3]n + 3nHN03 ^ voi lugng du xenlulozo tao 297 gam [C6H702(ON02)3]n + 3n H2O xenlulozo trinitrat la The tich dung dich HNO3 la A 243,90 ml B 300,0 ml C 189,0 ml D l 97,4, ml V = 3.63 100 63 1,52 Chpn dap an D Giira saccaroza va glucozo co dac Chpn dap an D diem gi giong nhau? A Deu dugc liy tir cu cai duong B Deu CO biet dugc "huyIt ngpt" C DIU bi oxi boa boi [Ag(NH3)2]OH D DIU boa tan dugc Cu(0H)2 a nhiet dp thuong 148 = 197,4 ml GV yeu cau HS vl nha lam them cac bai tap sau: Cac tao thi nghiem phan ling giua saccarozo vod H2SO4 dam dac bao gom: A C v a S B C02vaH2S C CO2 va SO3 D SO2 va H2S Ddp dn A Hgp chat A la chit bpt mau trang khong tan nuoc, truong len nuoc nong tao ho San pham cuoi ciing ciia qua trinh thuy phan la chat B Duoi tac dung cua enzim ciia vi khuan axit lactic, chat B tao nen chat C co hai loai nhom chiic boa hpc Chat C co the dugc tao nen sira bi chua Xac dinh hgp chat A? A Saccarozo B Tinh bpt C Xenlulozo D Mantozo Ddp dn B Chat nao sau day khong tham gia phan img voi dung dich NaHS03 bao hoa? A Andehit axetic B Dimetylxeton C Glucozo D Phenol Ddp dn D Trong dung dich nuoc glucozo ton tai chu yeu o dang: A Mach vong canh B Mach vong canh C Mach vong canh D Mach ho Ddp dn A nhiet dp thuong, chat nao sau day ton tai trang thai long? A Glucozo B Fructozo C Axit oleic D Tinh bpt Ddp dn C Khi CO2 chiem 0,03%) the tich khong The tich khong (dktc) de cung cip CO2 cho phan ling quang hgp tao 18g glucozo la A 4,032 lit B 134,4 lit C 4481it D 44800 lit Ddp dn D Len men 100 gam glucoza voi hieu suat 72%o hap thu toan bg CO2 vao dung dich Ca(0H)2 thu dugc 2m gam ket tua Dun nong nuoc Igc sau tach kit tua thu dugc them m gam ket tua Gia tri m la A 40 gam B 20 gam C 60 gam D 80 gam Ddp dn B 149 Nhan dinh nao sau day khong diing: A Nhai ky vai hat gao sing co vi ngpt B Mieng com chay vang o day nli ngpt ban com phia tren C Glucozo khong co tinh khir D lot lam xanh ho tinh bpt Ddp dn C Trong cac chat sau: glucozo, saccaroza, xenluloza, andehit axetic Chat nao c6 ham lugng cacbon thap nhat? A Glucozo B Saccarozo C Xenlulozo D Andehit axetic Ddp dn A 10 Khoi lugng glucozo dung de dieu che lit ancol etylic voi bieu suat 80% (khoi lugng rieng cua ancol etylic la 0,8 g/ml) la A 2,504kg B 3,130 kg C 2,003 kg D 3,507 kg Ddp dn B 11 Tinh bgt va xenluloza khac o cho: A Dac trung ciia phan irng thuy phan B Dp tan nuoc C Ve phan phan tir D Ve cau tnic mach phan tir Ddp dn D 12 Cap dung dich nao sau day co kha nang boa tan dugc Cu(0H)2 ? A Glucoza va ancol etylic B Andehit axetic va glixerol C Axit axetic va saccarozo D Glixerol va propan-1,3-diol Ddp dn C 13 C6 cac cap dung dich sau: (1) Glucozo va glixerol (2) Glucozo va andehit axetic (3) Saccarozo va mantozo (4) Mantozo va fructozo Chi dung Cu(0H)2 co the phan biet dugc tii da bao nhieu cap chit tren ? A Ddp dn B 150 B.3 C.4 D.5 Bai 10 BAL THlfC HANH 1: DIEU CHE ESTE VA TINH CHAT CUA MOT SO CACBOHIDRAT A MUC TIEU BAI HOC Kl§n thiPC Cung CO Biet dugc muc dich, each tien hanh, quan sat va giai thich mot sl thi nghiem cu the • Dieu che etyl axetat • Phan ling ciia glucozo voi dung dich Cu(0H)2 • Tinh chat cua sacarozo • Phan irng ciia ho tinh bgt voi iot KT nang • Sir dung dung cu, hoa chit de tien banh an toan, cong cac thi nghiem • Nho gipt, lac, gan lpc, dun nong • Quan sat, mo ta hien tugng, giai thich va viet cac phuong trinh boa hgc • Viet tuong trinh thi nghiem Tinh cam, thai • Biet each dieu che tir sir dung hgp li boa chat lugng nho • Thong qua boat dgng thi nghiem tao nen hiing thii hpc bp mon boa hgc B C H U A N Bj CUA GV VA • HS GV: - May tinh, may chieu cac phieu hpc tap Hoa chit: - Saccaroza - H2SO4 - Dung dich CUSO4 - Dung dich NaOH 10%o - Qua chuoi xanh - Nuoc cit - 12- Dung dich NaOH 40% - NaHC03 - Qua chuli chin - Dung dich glucoza - Axit axetic 151 Dung cu: - Ancol etylic - Ong nghiem, den cin - Ong hut nho gigt - NaCl bao boa - Niit cao su CO lap ong thuy tinh vult nhpn - Bp gia thi nghiem • HS: - On tap tinh chat ciia cac chit chuong este-lipit va cacbohidrat - Xem truoc bai thuc hanh C TI^N TRiNH DAY - HOC Hogt dgng ciia GV Hogt dgng ciia HS I NOI DUNG THI NGHIEM VA CACH TIEN HANH Hogi' dgng THI NGHIEM 1: DIEU CHE ETYL AXETAT GV chia lop hpc cac nhom moi nh6m din HS GV yeu cau HS neu cac phuang phap HS thao luan va nhan xet dieu che este, dac diem cua phan ling - Este dugc dieu che bang each dun n6ng axit va ancol tuong ling co mat H2SO4 dac Day la phan ling thuan nghich xay khong hoan toan, can dun nong de phan ling xay nhanh hon - Cho axit hiiu co cong hidrocacbon khong no (can axit v6 co xiic tac) - Cho ancol tac dung voi anhidrit axit (axit da tach nuoc) phan ling xay co hieu suat cao hon so voi phan ling este giiia ancol va axit tuong ling HS nghien cuu SGK GV huong dan cac nhom tien hanh thi nghiem nhu SGK trinh bay: 152 Hogt dgng ciia GV Hogt dgng cua HS Bu&c 1: GV yeu ciu HS chuin bi cac HS chuan bi boa chat gom: hoa chat va dung cu cin thilt - Ancol etanol khan - H2SO4 dac - Axit axetic nguyen chat - Dung dich NaCl bao boa Dung cu gom: ong nghiem, ong hiit nho gigt, den con, cap ong nghiem GV huong dan cac nh6m tiln hanh thi HS nghien ciiu SGK nghiem nhu SGK trinh bay: 5M- (CfiHii06)2Cu + 2H2O GV luu y HS: can quan sat ki hien C6H12O6 + 2Cu(OH)2 + NaOH -^ tugng cua cac giai doan de giai thich CH20H[CHOH]4COONa+Cu20 + 3H2O cho diing Hogt dgng THI NGHIEM 3: P H A N LTNG THUY P H A N SACCAROZO GV yeu cau HS neu cau tao ciia HS thao luan va nhan xet saccarozo tir du doan tinh chat hoa Saccarozo: hpc - La mot di saccarit - Co nhieu nhom -OH - Khong CO nhom -CHO - Gom goc a-glucozo va p-fructozo lien ket voi qua nguyen tir oxi Tinh chat boa hpc - Phan img thiiy phan ( - Phan ling voi Cu(0H)2 155 Hogt dgng cua GV Hogt dgng cua HS GV yeu ciu HS chuin bi b6a chit, HS chuan bi boa chit: Dung dich dung cu thi nghiem saccarozo, dung dich H2SO4, CUSO4 5%, NaOH 10%), NaHC03 tinh thi GV huong dan HS cac thao tac: Lie Dung cu: ong nghiem, cap ong nghiem, deu, gan bo dung dich, dun nong nhe ong biit nho gigt, cap ong nghiem GV yeu ciu HS: - Tien hanh thi nghiem nhu SGK * Tiin hdnh thi nghiem: - Neu hien tugng Buac 1: Nho gigt dung dich CUSO4 5% - Giai thich vao ong nghiem (1) chiia gipt dung dich NaOH 10% Lie diu din c6 kit - Vilt phuong trinh boa hgc minh tua Cu(0H)2 gan bo phin dung dich hoa Buac 2: Nho gipt dung dich saccaroza GV huong dan HS tiln hanh thi 1% vao ong nghiem (2) chiia it dung nghiem va giai thich dich Cu(0H)2 lac nhe sau dun nong Buoc 3: Nho gipt H2SO4 10% vao Ing nghiem (3) co chiia 10 gipt dung dich saccarozo, dun nong 2-3 phiit va dl nguoi sau them thia nho tinh thi NaHC03 va khuiy diu bing dua thtiy tinh Cho Cu(0H)2 dugc dilu chi tir Ing nghiem vao Ing nghiem dun nong * Hien tieffng Buac CO kit tiia Cu(0H)2 xuit hien Buac thiy kit tua tan tan dung dich mau xanh lam dun nong khong CO hien tugng xay Buac Khi cho tinh thi NaHCOs thi co thoat Khi cho Cu(0H)2 dun nong thi tao ket tua mau gach 156 Hogt dgng cua HS Hogt dgng cUa GV Giai thich vdphuffng trinh hoa hgc Buac c6 ket tiia tao Cu(0H)2 CUSO4 + 2NaOH -^ Cu(0H)2 + Na2S04 Buac saccaroza c6 nhieu nhom OH ke da tac dung voi Cu(OH)2 tao phiic tan co mau xanh lam 2Ci2H220ii+Cu(OH)2^ (Cl2H220i,)2Cu + 2H20 Buoc Khi cho H2SO4 vao dung dich saccarozo thi saccarozo bi thiiy phan tao glucozo va fructozo C12H22O11 + H2O -^ C6H12O6 + CfiHizOe - Khi cho tinh thi NaHC03 vao la dl trung boa H2SO4 san pham tao khiC02 2NaHC03 + H2SO4 -> Na2S04 + CO2 + H2O - Khi cho Cu(0H)2 dun n6ng thi glucoza va fructoza bi Cu(0H)2 oxi cho san phim la CU2O co mau gach C5H, i05CHO+Ag20 ^ - ^ C5Hii05COOH + 2Ag Hog t dgng4 THI NGHIEM 4: P H A N U >iG CUA HO TINH B Q T V I I2 GV yeu ciu HS neu tinh chit h6a hpc HS thao luan va nhan xet: ciia tinh bpt Tinh bpt co phan img thuy phan glucoza va phan img mau voi I2 157 Hogt dgng ciia GV Hogt dgng cUa HS Bir&c 1: GV huong dan va yeu ciu HS chuan bi boa chat gom: HS chuan bi cac hoa chat va dung cu - Dung dich iot 0,05%o can thiet - Dung dich ho tinh bpt 2%o Dung cu: ong nghiem, den con, cap go, gia dimg ong nghiem Bu&c GV yeu cau HS: HS tien hanh thi nghiem: Cho vao ong nghiem 2ml dung dich ho tinh bpt 2% roi them vai gipt iot, lac nhe Quan sat, sau dun nong dung dich roi lai de nguoi Quan sat hien tugng va giai thich - Tien hanh thi nghiem - Neu hien tugng - Giai thich Hogt dgng CONG VIEC SAU BUOI THI/C H A N H GV nhdn xet ve buoi thuc hdnh va HS thu dpn, ve sinh phong thi nghiem huang ddn HS thu don hod chdt, rira can than, an toan ong nghiem va dung cu thi nghiem, ve sinh phong thi nghiem GV yeu cau HS lam tuong trinh theo HS lam tuong trinh theo mau sau day: mau: Ngay thang nam Ho va ten: Lap: To thi nghiem: Tu'ang trinh hoa hgc bai so: Ten bai: Ten thi nghiem 158 Phu'cng phap t i l n hanh Hien twang quan sat Giai thich v i l t phipang trinh phan u>ng [...]... tang theo thii tu: A 1 3 > 4 B 4 > 3 > 2 > 1 C 4 > 2 > 1 > 3 D 4 > 2 >3 > 1 Ddp dn D Dot chay hoan toan mot hidrocacbon X thu dugc 0 ,11 moi CO2 va 0 ,13 2 moi H2O Khi X tac dung vai khi clo (theo ti le so moi 1 :1) thu dugc mot san pham hiru ca duy nhat Ten ggi ciia X la A 2-metylbutan B 2-metylpropan C 2,2-dimetylpropan D etan Ddp dn C 21 7... dung tich 10 lit chira N2 va H2 theo ti le the tich 1: 1a dieu kien 0°C va 20atm Sau khi tien hanh phan img tong hgp amoniac, dua binh vl 0^*0 hoi ap suat la bao nhieu? Biet c6 60% H2 da tham gia phan ung 12 A-8atm B 16 atm C 24atm D 12 atm Ddp dn B 18 Phan img nhiet phan khong dung la A 2KNO3 — ^ C NH4CI - ^ 2KNO2 + O2 NH3 + HCl B NH4NO2 - ^ ^ N2 + 2H2O D NaHC03 - ^ NaOH + CO2 Ddp dn D 19 Cho 0 ,1 moi P2O5... C.3 D.4 16 Khi clo hoa hoan toan mot ancol A thu dugc din xuit B chira clo Bilt MB - MA = 207 A la ankan nao sau day? A.CH4 B.C2H6 C.C3H8 D.C4H,o Ddp dn B 17 Crackinh 560 lit C4H10 (dktc) xay ra cac phan img C4H,o^CH4+C3H6 (1) C4Hio^ C2H6+C2H4 (2) C4H|o-> H2 + C4H8 (3) Thu dugc 10 10 lit (dktc) h6n hgp khi X Thi tich C4H,o (dktc) chua phan img la 23 A 11 0 lit B 55 lit C 16 5 lit D 80 lit Ddp dn A 18 Trong... moi CO2 va 0,3 moi H2O Ddp dn A 11 Mot hon hgp gom C2H2 va H2 co V = 13 ,44 lit (dktc) Cho hon hgp di qua Ni nung nong, phan ling hoan toan cho ra hon hgp Y gom ankan va H2 du Vy = 8,96 lit (dktc) Xac dinh thi tich C2H2 (Vi) va H2(V2) trong hon hgp A V|=4,48 lit, V2=8,96 lit B Vi=l ,12 lit, V2 =12 , 32 lit C V,=2,24 lit, V2=l 1, 2 lit D V,=l 1, 2 lit, V2=2,24 lit Ddp dn C 12 Cho hon hgp X glm 0,02 moi C2H2... dugc 12 gam kit tua Khi di ra khoi dung dich phan ling vira dii vai 16 gam brom va con lai khi Z Dit chay hoan toan khi Z thu dugc 2,24 lit khi CO2 (a dktc) va 4,5 gam nuac Gia tri cua V bing A-5,60 Ddp dn C 4 B 13 ,44 C 11 ,2 D 8,96 Hon hgp X co ti khoi so voi H2 la 21, 2 gim propan, propen va propin Khi dot chay hoan toan 0 ,1 moi X, ting khii lugng ciia CO2 va H2O thu dugc la A 20,40 gam B 18 ,96 gam C 16 ,80... thay khoi lugng trong ong su la 12 gam Phan tram FeO da bi khir la A 80% B 60% C 55% D 75% Ddp dn D 9 Nung 19 ,0 gam hon hgp X gom NaHC03, Na2C03 tai khoi lugng khong doi thu dugc 15 ,9 gam chat ran So moi moi muoi trong X la A 0 ,1 moi NaHC03 va 0,2 moi Na2C03 B 0 ,1 moi NaHC03 va 0 ,1 moi Na2C03 14 C 0,2 moi NaHC03 va 0 ,1 moi Na2C03 D 0,2 moi NaHC03 va 0,2 moi Na2C03 Ddp dn B 10 Mot loai da voi chira 80%... chira 13 ,0% da Na20, 11 ,7% CaO va 75,3% Si02 ve kh6i lugng Cong thiic cua loai thuy tinh nay bieu dien dual dang hgp chat cua cac oxit la A 2Na20.Ca0.6Si02 B 2Na20. 6CaO Si02 C Na20.Ca0.6Si02 D Na20. 6CaO Si02 Ddp dn C 7 Phan img nao sau day sai? A Si02 + 4HF -> SiF4 + 2H2O B Si02 + 4HC1 -^ SiCU + 2H2O C Si02 + 2C - ^ D Si02 + 4Mg ^ ^ Si + 2C0 Si + 2MgO Ddp dn B 8 Cho luong khi CO di qua ong dimg 14 ,4... 7,84 lit CO2 (dktc) va 8 ,1 gam H2O Tong so moi hai hidrocacbon dem dot la A 0 ,1 moi B 0,05 moi C 0,2 moi D 0 ,15 moi Ddp dn A 10 Crackinh 20 lit butan thu dugc 36 lit hon hgp khi gom C4H10, C2H4, C2H6, C3H6, CH4 (cac khi do a ciing dieu kien) theo 2 phuang trinh hoa hgc C4H10 —^ C2H4 + C2H6 C4H]o —^ CH4 + C3H6 Hieu suat qua trinh crac kinh la: A 60% B 70% C 80% D 90% Ddp dn C 11 Hidrocacbon X tac dung ... 87,7g /10 0g H2O va 40g /10 0gH2O A 745,3 Ig B 477,00g C 8 61, 75g D 9 61, 75g Ddp dn D 18 Cho cac axit vai hang so axit sau: (1) H3P04 (Ka = 7,6 .10 -') (2)HC10 (Ka = 5,0 .10 '^) (3)CH3COOH (Ka= 1, 8 .10 "^)... dich co pH = Ti le ViA^2 la A 1/ 3 B 3 /1 C 9 /11 D 11 /9 Ddp dn C 10 Xac dinh pH cua dung dich CH3COOH 0,01M? A pH = 2,0 Ddp dn B B.pH>2,0 C pH < 2,0 D Khong xac dinh 11 Co cac dung dich dien li manh... (Ka= 1, 0 .10 "^) Dp manh cua cac axit tang theo thii tu: A 1< 2