Предмет: Химия, автор: leila565

совершенно не понимаю химию​

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Автор ответа: Trofimkirillov
0

N1.

Бескислородные кислоты:H2S;HI;HCl;HBr;HF

Кислородосодержащие кислоты:H2SO4;HNO3;HMnO4;H2SO3;H3PO4;HNO2;H2CO3;H2SiO3;H3BO3

Одноосновные кислоты:HI;HCl;HBr;HNO3;HMnO4;HF;HNO2

Двухосновные кислоты:H2S;H2SO4;H2SO3;H2CO3;H2SiO3

Трёхосновные кислоты:H3PO4;H3BO3

N2.

Ca+2HCl=CaCl2+H2(хлорид кальция и водород)

2Na+H2SO4=Na2SO4+H2(сульфат натрия и водород)

2Al+3H2S=Al2S3+3H2(сульфид алюминия и водород)

3Ca+2H3PO4=Ca3(PO4)2+3H2(фосфат кальция и водород)

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