Question Detail

Which metal is heaviest ?

osmium
mercury
iron
nickle

Answer: Option A

Similar Questions :

1. Chemical used in photography is

sodium sulphate
sodium sulphite
sodium thiosulphate
sodium oxalate

Answer: Option C

2. Who is regarded as father of modern chemistry ?

Ruterford
Einstein
Lavoisier
C.V. Raman

Answer: Option C

3. Due to rusting the weight of iron

Decreases
Increases
Remains the same
Uncertain

Answer: Option B

4. Conduction band electrons have more mobility than holes because they are

experience collision more frequently
experience collision less frequently
have negative charge
need less energy to move them

Answer: Option B

5. Which element found in all organic compounds ?

carbon
nitrogen
calcium
none of them

Answer: Option A

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