Assertion : Barium is not required for normal | vedclass

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(B) The assertion is correct because $Ba^{2+}$ ions are toxic and have no known biological role in humans.The reason is also correct because $Ba$ is a

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If both Assertion and Reason are correct but Reason is not a correct explanation of the Assertion.

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(B) The assertion is correct because $Ba^{2+}$ ions are toxic and have no known biological role in humans.The reason is also correct because $Ba$ is an alkaline earth metal and exhibits a constant oxidation state of $+2$,not variable oxidation states.However,the reason does not explain why $Ba$ is not required for biological functions.Therefore,both are correct but the reason is not the correct explanation of the assertion.

Assertion : Barium is not required for normal biological function in humans.
Reason : Barium does not show variable oxidation states.

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Assertion : Barium is not required for normal biological function in humans.Reason : Barium does not show variable oxidation states.