S Block Elements Mcqs

Our collections of Multiple choice questions and answers focuses on study of S Block Elements in Chemistry. These questions are chosen from a collection of most authoritative and best reference books on Chemistry. Our aim is to prepare an individual for competitive exams like NTS, GAT, ECAT, MDCAT, Teaching jobs Tests and Chemical industry job interviews. One should practice our Mcqs to assimilate S Block Elements in Chemistry comprehensively.

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1.
I ? A elements are named as alkali metals because

Their oxides are basic

Their oxide and hydroxides are water soluble

Both a & b

They are found in earth

7.
Li is different from its family members due to

Small size

High charge density

Less electropositivity

All of the above

8.
Carbonates of lithium are not stable like that of sodium due to

Low electronegativity

Low electropositivity

Low charge density

Not known yet

9.
Nitrates of which pair of elements give different products on thermal decomposition?

Na K

Mg Ca

Li Na

Li Ca

11.
Which of the following sulphates is not soluble in water?

Sodium sulphate

Potassium sulphate

Zinc sulphate

Barium sulphate

14.
Downs cell is used to prepare

Sodium carbonate

Sodium bicarbonate

Sodium metal

Sodium hydroxide

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