EASY
8th ICSE
IMPORTANT
Earn 100

What is the valency of the following element?

Calcium in calcium oxide (CaO)

Chapter-Wise 3D Chemistry Videos from Subject Experts Inspired Chemistry - 8

Electronic Configuration
10 min 19 sec

Electronic Configuration

Electron configuration is the distribution of electrons of an atom or molecule in atomic or molecular orbitals. Let’s watch the video and learn electronic co...
Cathode Ray Experiment
04 min 27 sec

Cathode Ray Experiment

Study the instrumentation and conditions used in the cathode ray experiment. The cathode ray tube uses several components to convert electrical signals into...
Isotopes, Isobars and Isotones
06 min 37 sec

Isotopes, Isobars and Isotones

Elements can be designated as isotopes, isobars, or isotones of other elements based on their atomic numbers and mass numbers. Let's discuss these three terminologies of atoms.