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NEET2003Chemistrys Block ElementsActual

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

Options

  1. AIf both assertion and reason are true and the reason is the correct explanation of the assertion
  2. BIf both assertion and reason are true and the reason is not the correct explanation of the assertion
  3. CIf assertion is true but reason is false
  4. DIf both assertion and reason are false.

Correct answer

A. If both assertion and reason are true and the reason is the correct explanation of the assertion

Step-by-step solution

Ba - (Xe) 6 s^2 It shows oxidation state of + II only.

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