Advertisements
Advertisements
प्रश्न
State the position of the following in the periodic table:
Halogens
Advertisements
उत्तर
Halogens are the elements in Group VII A of the periodic table.
APPEARS IN
संबंधित प्रश्न
Give reasons for the following.
Copper cannot displace zinc from its salt solution.
State one use of the following metal:
Gold
The alloy in which one of the metals is mercury is called an ______.
How does the electrical conductivity of copper alloys, brass and bronze, differ from that of pure copper?
State two important uses of following metal
Uses of lead
Take an element from an alkali metal and one from an alkaline earth metal and write an equation for their action with:
Oxygen
Write scientific reason.
Sodium is always kept in kerosene.
What is it made from? Why?
Electric cables
Which of the following metals are obtained by electrolysis of their chlorides in molten state?
- Na
- Ca
- Fe
- Cu
Metals are ______ conductors of heat and electricity.
