Assertion (A) : Al forms `[AlF_(6)]^(3-)` ions but B does not form `[BF_(6)]^(3-)` ions. Reason (R) : B does not react with `F_(2)`.A. Both A and R are true and R is the correct explanation of AB. Both A and R are true but R is not a correct explanation of AC. A is true but R is falseD. A is false but R is true

Assertion (A) : Al forms `[AlF_(6)]^(3-)` ions but B does not form `[B

1.	Assertion (A) : Al forms `[AlF_(6)]^(3-)` ions but B does not form `[BF_(6)]^(3-)` ions. Reason (R) : B does not react with `F_(2)`.A. Both A and R are true and R is the correct explanation of AB. Both A and R are true but R is not a correct explanation of AC. A is true but R is falseD. A is false but R is true
Answer» Correct Answer - C Reason. Due to non-availability of d-subshell in the valence shell of B, it cannot expand its octet.

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