Предмет: Химия, автор: Ученица1598

1.H2CO3 + NaOH ионное уравнение

2.ALCL3 + AGNO3 ионное уравнение

 

очень нужно, помогите:)

Ответы

Автор ответа: 100ethereals
0
1. H2O + CO2 + Na(+) + OH(-)-->Na(+) + HCO3(-) + H2O
Сокращенное: CO2+OH(-)-->HCO3(-)
В избытке щелочи:
H2O+CO2+2Na(+)+2OH(-)-->2Na(+)+CO3(2-)+2H2O
Сокращенное:
СO2+2OH(-)-->CO3(2-)+H2O

2. Al(3+) + 3Cl(-) + 3Ag(+) + 3NO3(-)-->3AgCl↓+Al(3+) + 3NO3(-)
Сокращенное:
Cl(-) + Ag(+)-->AgCl↓
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