Assertion (A): ${Br}^{-}$ is a monoatomic anion.
Reason (R): An atom carrying a negative charge on it is called a monoatomic anion.

A is true but R is false

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Both A and R are false

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Both A and R are true and R is the correct explanation of A

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Both A and R are true but R is not the correct explanation of A

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Solution

The correct option is C Both A and R are true and R is the correct explanation of A
${Br}^{-}$ carries a negative charge (-1 charge) on it and it is composed of only one bromine atom. Hence, it is a monoatomic anion.

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Similar questions

Give one example of a monovalent monoatomic anion.

Give one example of polyvalent monoatomic anion.

Assertion (A): $B r^{-}$ is a monoatomic anion.
Reason (R): An atom carrying a negative charge is called a monoatomic anion.

Statement 1 (S1): Hydroxide ion is a monoatomic anion.
Statement 2 (S2): Monoatomic anions always carry -1 charge on it.

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