Assertion . The `HF_(2)^(-)` ion exists in the solid state and also in the liquid state but not in aqueous solution . Reason . The magnitue of hydrogen bonds inbetween HF -HF moelcules is weaker than that inbetween HF and `H_(2) O` molecules.A. If both assertion and reason are correct, and reason is the correct explanation of the assertion.B. If both assertion and reason are correct , but reason is not the correct explanation of the assertion.C. If assertion is correct, but reason is incorrect .D. If both assertion and reason are incorrect.

Assertion . The `HF_(2)^(-)` ion exists in the solid state and also in

1.	Assertion . The `HF_(2)^(-)` ion exists in the solid state and also in the liquid state but not in aqueous solution . Reason . The magnitue of hydrogen bonds inbetween HF -HF moelcules is weaker than that inbetween HF and `H_(2) O` molecules.A. If both assertion and reason are correct, and reason is the correct explanation of the assertion.B. If both assertion and reason are correct , but reason is not the correct explanation of the assertion.C. If assertion is correct, but reason is incorrect .D. If both assertion and reason are incorrect.
Answer» Correct Answer - a R is the correct explanation of A .

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Statement-1 : `NH_(3)` is pyramidal in shape . Statement-2 : `SiCl_(4)` and `GaCl_(4)^(-)` are isostructural . Statement-3 : `sd^(3)` hybridisation may be possibleA. TTFB. TTTC. FTTD. TFT
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