Question

Fill in the blanks:

1. Metals are lustrous, but non-metals like ___and ___ also show lesture
2. Though metals are 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.
​

Answer 1

Answer:

6) Iodine is used in table salts to prevent goitre