ߡ𡭡 ߡ𡭡
6Ƿ______ ȱ______Ԫػᵼ٪֢ 2ĸգ
aK2CO3 bKNO3 cCH4 dFe2O3eNaHCO3 ٿͷ۵______ ڲľҵҪɷ______ Ϸʵ______ ܿȼϵ______
___________š______________________װװ___________:Уѧ𡭡ڡ𡭡Ծ13ҳ13ҳ
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1B
2AB
3AD
4D
5C
6A
7C
8D
9B
10D
11C
12B
13D
14B
15C
16B
17C
18C
19D
20 ڿɶ̼ 2NaOH+CO2==Na2CO3+H2O ɫ̪ CaCl2Һ аɫɣҺɫʧ ƣ̼ в
21 ϡ Fe2O3 + 3H2SO4 = Fe2SO43 + 3H2O C AB 241 3[Fe2OH4SO4]m + 12m HCl =\2SO43 + 4m FeCl3 + 12m H2O SO3SO2O2 նĶֹȾ 3 3.2 g
22 ̨ © ػ A A B ɿƷӦķֹͣ رAB
23 4P + 5O2 BC
ȼ
2P2O5 C C ľϨ Һ 4NH3 + 5O2
4NO + 6H2O
24 c ɰ ܽѹǿļССƿǣѹǿСݳ ˮᣬȲֽ CaCO3 + 2HAc = CaAc2 + H2O +CO2 Һ ϲҺǣҺɺɫΪɫ
25 2Hg 3Cl Na
6C6H12O6 Zn e a b 10c
1
AѡǴΪˮˮСƵŨPHBѡҺԪСȷΪԪصСˮеԪصCѡǴҺԪص䣻DѡǴҺԪȱСʴѡB 㣺ˮʵ
2Ϣ֪A. һĸأһ¶ȿʼֽ⡣AȷB. ȻƵĻҺвϵμ̼ҺҺԣ̼Һ
Ӧ̼ҺҺʼԡBȷC. ϡзֱппãͬпࡣc. D. һƿŨ᳨ڷڿ,ˮ֣١D 㾦ñҪ黯ѧӦ̵ͼʾ
3 ѡ A Ȼƹ ʣ ʯ Լ ϡʯҷӦȻơ ı̼ҺᷴӦɶ̼ Һ FeCuSO4Һûͭ ᾧAȷ ϴB ˡC ˡDȷ B H2 HCl C D FeSO4Һ CuSO4Һ 㾦ñҪйس֪ʶ
4һɵʽдһԪɵĴеʣɲͬԪɵĴлԪɣһĻAɴԪɣB.ѧʽԪط½ǵΪһԭӵĸһɴ10̼ԭӡ20ԭӺ1ԭӹɣC. Ԫص=ԭԭӸ֮ȣɴ̼ԪءԪغԪصΪ1012201116=1035114=30:5:4D. Ԫص
= 100%ɴ̼Ԫص
ԼΪ1012£1012+201+116100%=76.9%ѡD
5л߷ӻC. ϩA. ࣬B. ֬ D. ƾл
㾦ñҪл߷ӻĸ
6Ϣ֪A. Ҫԭǣ3CO+Fe2O3
2Fe+3CO2B. ͼ
ԭϽ̿òֻṩṩԭBC. ͼʵ鿪ʼʱӦȵȼβƾƣٵȼľƾơCD. ͼеõȫͬģһһD 㾦ñҪһ̼ԭ
7Ϣ֪A. t2ʱABCʵܽȡAȷB. t1棬ABCag100gˮУȫܽ⣬ֽ裬ҺȡBȷC. t3ʱȡABCֱҺµt1棬A