s-Block Elements · Chemistry · KCET
MCQ (Single Correct Answer)
1
Which one of the following nitrate will decompose to give $\mathrm{NO}_2$ on heating ?
KCET 2024
2
The property of the alkaline earth metals that increases with their atomic number is
KCET 2021
3
The oxide of potassium that does not exist is
KCET 2020
4
The metal that produce $$\mathrm{H}_2$$ with both dil. $$\mathrm{HCl}$$ and $$\mathrm{NaOH}(a q)$$ is
KCET 2020
5
Which cleansing agent gets precipitated in hard water?
KCET 2019
6
Dead burnt plaster is
KCET 2018
7
Very pure $\mathrm{N}_2$ can be obtained by
KCET 2018