Question Detail

What is used to avoid melting of ice ?

Gelatine
Butane
Methane
Any acid

Answer: Option A

Similar Questions :

1. Which of the primary component of natural gas?

Ethane
Propane
Methane
Butane

Answer: Option C

2. Mass number of a nucleus is :

the sum of the number of protons and neutrons present in the nucleus
always more than the atomic weight
always less than its atomic number
None of above

Answer: Option A

3. The most electropositive elements among the following is :

Cs
Ca
Na
Br

Answer: Option A

4. The luster of a metal is due to :

high polishing
high density
chemical inertness
presence of free electrons

Answer: Option D

5. Which of the following elements behave chemically both as a metal and a non metal?

Boron
Carbon
Argon
Mercury

Answer: Option A

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