JEE CHEMISTRY MCQ: P-BLOCK ELEMENTS

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Analyzing +4 | -1

Assertion: Salts of

\mathrm{H}_3 \mathrm{PO}_3

and

\mathrm{H}_3 \mathrm{PO}_4

used as a fertilizers.

Reason: Formed

\mathrm{H}_3 \mathrm{PO}_3

increases solubility of water in soil on addition of phosphate fertilizers.

View answer and explanation

Correct option: A

If both Assertion & Reason are True & the Reason is correct explanation of the Assertion

Option A is correct. Salts of both

H_3PO_3

and

H_3PO_4

are used as fertilizers, and

H_3PO_3

increases water solubility in soil when phosphate fertilizers are added.

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