Question

Uzgodnij równania reakcji chemicznych:

a) Al+HCl⇒AlCl₃

b)Fe₂O₃+C⇒Fe+CO₂H₂

c)Ca+O₂⇒CaO

d)Ca+Cl₂⇒CaCl₂

e)Ca+H₂O⇒Ca(OH)₂+H₂

f)CaO+H₃PO₄⇒Ca₃(PO₄)₂+H₂O

Answer 1

2Al+ 6HCl⇒2AlCl₃ + 3H₂

2Fe₂O₃ + 3C ⇒ 4Fe + 3CO₂

2Ca+ O ₂⇒ 2CaO

Ca+Cl₂⇒CaCl₂

Ca+2H₂O ⇒Ca(OH)₂+H₂

3CaO + 2H₃PO₄ ⇒ Ca₃(PO₄)₂ + 3H₂O

 

 

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