Question

3.
Name a compound that:
(i)
Dissolves in sodium hydroxide but not in ammonium hydroxide.
Dissolves in ammonium hydroxide but not in sodium hydroxide.
Dissolves in sodium hydroxide, ammonium hydroxide and nitric acid.
(iv)
Dissolves in nitric acid but not in ammonium hydroxide.​

Answer 1

Answer:

pbso4

coso4

znso4

agno3

Answer 2

Sodium Hydroxide is commonly known as caustic soda.

The chemical formula of sodium hydroxide is NaOH.

Sodium Hydroxide is very important basic chemical which is used as a starting material for making many other chemicals.

It is used in many industries and hence produced on large scale.

Sodium hydroxide is produced by the electrolysis of a concentrated aqueous solution of brine.

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