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1. Chỉ dùng thêm quì tím làm thuốc thử có thể nhận ra được bao nhiêu dung dịch các chất chứa trong các lọ mất nhãn sau: H2SO4, Ba(OH)2, K2CO3, KOH
Sở giáo dục - đào tạo Trờng THPT An nhơn 1 Đề kiểm tra 1 TIT- Khối 11 - 2011-2012 Môn : Hoá học ban C BN Họ và tên : .Lớp . SBD : . Mã đề : 933 I. PHN TRC NGHIM (5) 1. Ch dựng thờm quỡ tớm lm thuc th cú th nhn ra c bao nhiờu dung dch cỏc cht cha trong cỏc l mt nhón sau: H 2 SO 4 , Ba(OH) 2 , K 2 CO 3 , KOH A. 2 B. 3 C. 1 D. 4 2. Trong cỏc cht sau, cht no l cht in li? A. C 2 H 5 OH B. C 12 H 22 O 11 C. NaCl D. C 6 H 12 O 6 3. Cho dung dch X cha 0,2 mol Mg 2+ ; 0,3 mol Fe 2+ ; 0,1 mol Cl - ; x mol SO 4 2- . Giỏ tr ca x l: A. 0,9 B. 0,4 C. 0,45 D. 0,2 4. Dung dch H 2 SO 4 0,05M, cú: A. pH = 2 B. pH = 1,3 C. pH = 0.6 D. pH = 1 5. Cú bao nhiờu cht in li mnh trong s cỏc cht: HNO 3 , H 2 O, Ba 3 (PO 4 ) 2 , KOH, Al(OH) 3 A. 5 B. 3 C. 4 D. 2 6. Cú bao nhiờu cht tỏc dng c vi NaOH trong cỏc cht sau: H 2 SO 4 , Cu(NO 3 ) 2 , Na 2 CO 3 , Al(OH) 3 A. 1 B. 2 C. 3 D. 4 7. Cho 200 ml dung dch KOH vo 100 ml dung dch H 2 SO 4 1M, sau khi phn ng xy ra hon ton thu c dung dch X.Cụ cn dung dch X c 28,6 gam rn khan. Nng dd KOH bng: A. 1M B. 1,5M C. 4M D. 2M 8. Cho dung dch X cú nng ion H + bng 10 -2 M. Mụi trng ca dung dch X l: A. Khụng xỏc nh c B. Kim C. Trung tớnh D. Axit 9. Trn hai th tớch bng nhau ca dung dch HCl v dung dch Ba(OH) 2 cú cựng nng mol, pH dung dch sau phn ng nh th no? A. pH = 7 B. pH < 7 C. khụng xỏc nh c D. pH > 7 10. Cho cỏc dung dch sau: Na 2 CO 3 , BaCl 2 , K 2 SO 4 , NaOH. Trn ln tng cp dung dch, cú bao nhiờu phn ng húa hc xy ra? A. 1 B. 4 C. 3 D. 2 II. PHN T LUN (5) Cõu 1(0,5): Cho 200 ml dung dch hn hp gm: HCl 0,1M v HNO 3 0,2M tỏc dng vi 300 ml dung dch NaOH 0,1M. Sau khi phn ng xy ra hon ton thu c dung dch A. Tớnh pH dung dch A. Cõu 2 (1): Vit phng trỡnh phõn t v phng trỡnh ion thu gn khi cho dung dch HCl d ln lt tỏc dng vi dung dch: Ca(OH) 2 , K 2 CO 3 , NaHCO 3 , K 2 SiO 3 . Cõu 3 (3,5): Cho 2 lớt dung dch X cha: NaOH 0,1M v Ba(OH) 2 0,1M. a. Tớnh th tớch dung dch HCl 0,1M cn trung hũa ht 2 lớt dung dch X. b. Tớnh th tớch dung dch K 2 SO 4 0,1M cn tỏc dng va vi 2 lớt dung dch X. c.Cho t t cựng lng Ba(OH) 2 cú trong 2 lớt dung dch X trờn vo 2 lớt dung dch NaHCO 3 0,1M, cho n khi phn ng kt thỳc thu c dung dch Y. Tớnh khi lng cht tan cú trong dung dch Y. BI LM I. 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Sở giáo dục - đào tạo Trờng THPT An nhơn 1 Đề kiểm tra 1 TIT- Khối 11 - 2 011- 2012 Môn : Hoá học ban C BN Họ và tên : ................................................. ....................................... Mã đề : 933 I. PHN TRC NGHIM (5) 1. Ch dựng thờm quỡ tớm lm thuc th cú th nhn ra