Ngày tải lên :
04/09/2012, 22:47
... C8H6Cl2 b C10H16 c C9H14BrCl d C10H 12( NO2 )2 A a, b B b,c C c, d D a, c, d Cõu 19 : Cho xicloankan cú CTCT thu gn sau : 1/ (CH2)4CHCH3 2/ CH3CH(CH2)2CHCH3 3/ (CH2)2CHCH2CH3 4/ CH3CH(CH2)4CHCH2CH3 ... Butadien-1,3 tỏc dng vi hidroclorua Cõu 21 : Th t nhn bit cỏc l mt nhón N2(I), H2(II), CH4(III), C2H4(IV), C2H2(V) A.5-4-1-3 -2 B.5-4 -2- 1-3 C.5-4-3 -2- 1 D Tt c u ỳng Cõu 22 : Xỏc nh X, Y, Z, T chui phn ng ... K, L, M ta thu c lng CO2 nh v t l s mol H2O v CO2 i vi K, L, M tng ng bng 0,5 : : 1,5 CTPT ca K, L, M ln lt l : A C3H8, C3H4, C2H4 B C2H2, C2H4, C2H6 C C12H 12, C3H6, C2H6 D B v C ỳng Cõu 45 :...