Question

1. An alkali metal_____
2. An alkaline earth metal____
3. An inactive gas____
4. A semimetal____
5. An inner transition element____
6. Its most common valency is -2____
7. An active non-metal___
8. A metal with more than 1 valency____
9. A metal with a valency of +3____
10.Has valency +1 and -1 ____​

Answer 1

Answer:

1. Sodium

2.Calcium

3.Helium

4.Silicon

5.Anticides

6.Non metal

7.Chlorine

8.Tin

9.Aluminium

10.Mercury