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1.
When the son of the water returns to the parent, it dies. What’s it?
Water
Ice
Both
None of these
2.
What can eat a lot of iron without getting sick?
Iron Rod
Iron Man
Rust
All the above
3.
What element is a girl’s future best friend?
Carbon
Nitrogen
Boron
None of these
4.
What element is derived from a Norse God?
Uranium
Thorium
Lanthanum
Actinium
5.
The planet Mars appears red in color because of ____________.
Iron oxide
Copper oxide
Copper sulphate
None of these
6.
Which element is present in the largest amount in rocks and minerals?
Carbon
Hydrogen
Silicon
Oxygen
7.
Which is the essential element in organic chemistry?
Hydrogen
Oxygen
Carbon
Nitrogen
8.
Which gas is used in welding industry?
Nitrogen
Oxygen
Acetylene
Neon
9.
Which is used for coating materials of cooking non-stick utensils?
Teflon
Furan
Thiophene
All of these
10.
‘IC Chips’ for computers are usually made of which material?
Silicon
Carbon
Boron
None of these