1. P + O 2 → P 2 O 5
2. Na + Cl 2 → NaCl
3. Al + Br 2 → AlBr 3
4. Ca + O 2 → CaO
5. AlCl 3 + KOH → Al(OH) 3 + HCl
6. ZnO + HNO 3 → Zn(NO 3 ) 2 + H 2 O
7. Na 2 O + HCl → NaCl + H 2 O
8. Fe(NO 3 ) 2 + NaOH → NaNO 3 + Fe(OH) 3
2. Na + Cl 2 → NaCl
3. Al + Br 2 → AlBr 3
4. Ca + O 2 → CaO
5. AlCl 3 + KOH → Al(OH) 3 + HCl
6. ZnO + HNO 3 → Zn(NO 3 ) 2 + H 2 O
7. Na 2 O + HCl → NaCl + H 2 O
8. Fe(NO 3 ) 2 + NaOH → NaNO 3 + Fe(OH) 3
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Объяснение:
1. 4P + 5O 2 → 2P 2 O 5
2. 2Na + Cl 2 → 2NaCl
3. 2Al + 3Br 2 → 2AlBr 3
4. 2Ca + O 2 → 2CaO
5. AlCl 3 + 3KOH → Al(OH) 3 + 3КCl
6. ZnO + 2HNO 3 → Zn(NO 3 ) 2 + H 2 O
7. Na 2 O + 2HCl → 2NaCl + H 2 O
8. Fe(NO3)3 + 3NaOH → 3NaNO3 + Fe(OH) 3