Question

2. Statements given below are incorrect
Write the correct statements.
(i) When limestone (CaCO3) is heated
strongly, it decomposes into calcium
and carbon monoxide gas.
(ii) Copper reacts with zinc sulphate
solution to displace zinc and for
copper sulphate
(iii) The acidic oxide reacts with water to
form soluble compound, common
called alkali.​

Answer 1

Answer:

See explanation

Explanation:

I.when limestone is heated,it decomposes into calcium oxide and carbon dioxide

ii.No reaction takes place as copper is less reactive than zinc and cannot displace it's salt solution

iii.the metallic oxides(basic oxides) reacts with water to form soluble bases called alkalis.