Question

Assertion :Electronegativity across a period increases and down the group decreases. Reason: As we move down the group, basic character increases while as we move across a period its acidic character increases

• A. Assertion and reason both are correct statements and reason is correct explanation for assertion.
• B. Assertion and reason both are correct statements but reason is not correct explanation for assertion.
• C. Assertion is correct statement but reason is wrong statement.
• D. Assertion is wrong statement but reason is correct statement.

Answer 1

The correct option is A Assertion and reason both are correct statements and reason is correct explanation for assertion.

As electronegativity across a period increases and down the group decreases so,
as we move down the group, basic character increases while as we move across a period its acidic character increases