Question

I. Answer the following questions
1. Which atom is bigger in size, Ne or Ar?

2. Match the following
Halogens
i) C1
ii) Br
P) -328
Electron affinity values of halogens
Q) -325
R) -349
Q) 295

3. Define valency.

4. Lanthanoids and actinoids actually belong to which group?

5. Which of the following is the most active metal?
A) lithium
B) sodium C) potassium
D) rubidium​

Answer 1

Answer:

ne

1q

2R

p group

B) sodium