Question

(a) The atomic number of aluminium is 13. Diagrammatically show
the electron distribution of both Al and Al3+ ion with electronic
configuration
(b) How the stability of electron in orbitals is accounted in Bohr's model
of atom?
[2+1=3]​

Answer 1

Answer:

Fill in the blanks :-

1. The first artificially made fibre was ____

2. The non-stick coating on pans and other cooking utensils is made of ______

3. The full form of PVC is _______

4. ____ is used to make plumbing pipes.

5. Bakelite, a ______ plastic, is used for making _____ fittings

6. _______ substances decay by the action of microorganisms through a natural process.​

Explanation:Fill in the blanks :-

1. The first artifi