Assertion :Elements in the same vertical column have similar properties. Reason: Elements have periodic dependence upon the atomic number.

Both Assertion and Reason are correct and Reason is the correct explanation of Assertion

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Both Assertion and Reason are correct, but Reason is not the correct explanation of assertion

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Assertion is correct but Reason is incorrect

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Assertion is incorrect but Reason is correct

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Solution

The correct option is B Both Assertion and Reason are correct, but Reason is not the correct explanation of assertion
Properties of an element mostly depends on their valence shell configuration. Elements in the same group have similar outer electronic configuration and therefore similar chemical properties.

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Choose the correct option.

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