Uses Of Group 2 Hydroxides

Question 1

Mg(OH)2
Use and reason

Answer 1

Indigestion

Weak alkali so it neutralised the acid - doesn’t damage body

Question 2

Ca(OH)2 (s)
Use and reason

Answer 2

Used to neutralise farm soil

Reasonably soluble but not too soluble to destroy plant as it neutralise acid in there