Senior One Quiz No.2 [precipitation Reaction ]

1. The precipitation reaction is substances which ................

Not dissolve in water

Presence in reaction

Ionized

None

2. The net equation of any neutralization reaction is .......................

H+ , OH- ---------------- H2O

2H+ , 2OH- ---------------- 2H2O

Another answer

3. The salts which reacts together to form a salt which not dissolve in water is called.....................

Precipitation reaction

Ionized reaction

Neutralzation reaction

None

4. The following is ionized as CH₃COONa IS ..................

CH3COONa+

CH3COO - , Na+

CH3COO + , Na-

None

5. In the following Equation 2Na₃PO₄ _aq + 3CuSO₄ _aq ----------- 3Na₂SO₄ _aq +Cu₂(PO₄)₂ _{(s)
[1]the precpiptation is}

Cu2(PO4)2

3CUSO4

3Na2SO4

None