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Lewis Dot Structure

Assertion A: ...

Question

Assertion (A): The alkaline earth metals are almost insoluble in water.
Reasoning (R): The lattice energies of the fluoride ion of alkaline earth metals are very high.

A

Both Assertion and Reason are true and Reason is the correct explanation of Assertion.

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B

Both Assertion and Reason are true but Reason is not the correct explanation of Assertion.

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C

Assertion is true but Reason is false.

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D

Assertion is false but Reason is true.

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Solution

The correct option is A Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
The alkaline earth metal fluorides have high lattice energies. Hence, they are almost insoluble in water.

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