Question

fill in the blanks
1) metals are lustrous but non metals like _ and _ are also show luster
2) Though metals and solid at room temperature – is a liquid 3) copper is _ reactive than iron
4) metals usually displace – from acids
5) the gas usually filled in the electric bulb is _
6) _ is used in table salt to prevent goitre.

please answer..........
and please answer top of the image.....​

Answer 1

Answer:

1) Iodine, Carbon (diamond)

2) Mercury

3) Less

4) Hydrogen gas

5) Argon

6) Iodine

Hope you find this useful!

Answer 2

Answer:

MCQ:

1) c. Sodium

2) b. Graphite

3) a.Zirconium

4) c.Bromine

5)a. Silver

6)c. Chromium

7) c. Calcium

8)b. basic in nature

Fill in :

1) iodine and graphite

2) Mercury

3)less

4)hydrogen gas

5)argon

6) Iodine