Question

Indicate the wrong statement on the basis of the periodic table.

• A. The most electronegative element in the periodic table is fluorine.
• B. Scandium is the first transition element and belongs to fourth period.
• C. There are three transition series in the periodic table each containing 10 elements.
• D. Along a period halogens have maximum negative electron gain enthalpy.

Answer 1

Answer: (C)

There are three transition series in the periodic table each containing 10 elements.

Answer 2

There are four transition series, three contain 10 elements each and fourth is incomplete.