Bi6t ty t6 sd motsdt vd kim loai M trong h6n hop ,,@ CLB CIA SUAMS www,giasuams.org 106111 L6 Thanh Nghi - HN BT:04.868 4441 -04.915 2590 i Yj6j ":: p.hyTe trinh phan img x6y ra. 3 I1Tl,t,j,.n unJ cro rar.tcjA?;;iae v6i kim roai M. 1 I?.9!+ h6a trf n crakim roai M. 4. Ntiu ktroi luqng kim l"aiM;""g hdn hgp rd,5,4gam thi M ld kim lo4i ndo? Cho bi6t Fe = 56; Cu = 64; Zn = 65; Al = 27; Mg = 24. CAu 4: C6 3 hidrocacbon A, B, C bidt ring Hoi crla ba hydr6 cdc bon nang hon kh6ng khi nhung nang khong qud 2 rbn. Khi phdn huy ba hidro cdc bon t6c dung ct]a tia roa di6n tao thdnh c6cbon vd hydr6, trong cd ba truong hop thd tich cria hydr6 ga'p 3 rbn thd tich c&a hydr6 cacbon do trong cr}ng dibu ki6n. Thd tich c6c sdn phdm ddt chdy c0a c5c hydr6 c5c bon A, B, c c6 thd tich bdng nhau trong crlng dibu ki6n (t0 > 1000c d 6p su6t thrrong) ti t6 vdi nhau td 5: 6: z. Chdt B, C ldm mdt mbu dung dich br6m. Chat C d0ng dibu chd cao su I Tim c6ng thric ph6n tri cua A, B, C 2. Vi6t c6ng thric c6u t4o cria A, g, C Cdu 5: H6n hop A gbm 3 khi H2, H2s,so2 co ti f6 mor trJdng fng rdr 1:2:3.Tron A voi oxi dr/ trong binh kin c6 x0c v205 rbi do't chSy A. Gia thidt cdc phdn r?ng xdy ra hodn todn, rdm ranh h6n hop chi thu dugc m6t chdt y duy nh6.t. Xdc dinh c6ng tht?c c0a chdt y . n crakim roai M. 4. Ntiu ktroi luqng kim l"aiM;""g hdn hgp rd,5,4gam thi M ld kim lo4i ndo? Cho bi6t Fe = 56; Cu = 64; Zn = 65; Al = 27; Mg = 24. CAu. rdr 1:2:3.Tron A voi oxi dr/ trong binh kin c6 x0c v205 rbi do't chSy A. Gia thidt cdc phdn r?ng xdy ra hodn todn, rdm ranh h6n hop chi thu dugc m6t chdt y duy