A solution of NaCN is
Acidic in nature
Alkaline in nature
Neutral in nature
Amphoteric in nature
NaCN + H2O ⇌ HCN + OH−
A solution of NaCN is alkaline due to the hydrolysis of strong conjugate base CN” ions;
A solution of CuSO4 is
Is Fe2O3 basic or acidic in nature ?
Question 06. Calcium phosphate is present in tooth enamel. Its nature is (a) basic (b) acidic (c) neutral (d) amphoteric