Fluorine has higher electro-negativity than chlorine.

Important Questions on Periodic Table and Periodicity in Properties

EASY

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 3

All groups in the periodic table contain both metals and non-metals.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 4

Atoms of elements in the same group in the periodic table have the same number of electrons.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 5

Ionisation potential of the elements increases as one moves from left to right.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 6

Elements of group II are metals while that of group 17 are non-metals.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 7

Radio-activity of the elements is a periodic property.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 8

The basic nature of the oxides of the elements increases on moving down the group.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 9

Copper and zinc are representative elements.

MEDIUM

10th West Bengal Board

IMPORTANT

PHYSICAL SCIENCE & ENVIRONMENT CLASS 10>Chapter 8 - Periodic Table and Periodicity in Properties>EXERCISE>Q 10

Elements with atomic numbers 18 and 36 are noble gases.