Atoms, Electrons and the Nucleus

Q.

The chemical formula of quicklime is

Q.

Which of the following are correct with respect to stability of an atom?

1. Fully filled outer orbit

2. Octet configuration

3. Fully filled outer orbit and octet configuration

4. None of these

Q. Match the following states of the chemical substance

1. (s)
2. (g)
3. (aq)
4. (conc.)

Q. Match the following states of the chemical substance

1. (s)
2. (g)
3. (aq)
4. (conc.)