A gas does not turn lime water milky, supports the combustion of burning magnesium. It has no smell and is colourless. It extinguishes a glowing splint but under some circumstances reacts with oxygen and hydrogen. It is not poisonous. The gas is likely to be:

Question

A gas does not turn lime water milky, supports the combustion of burning magnesium. It has no smell and is colourless. It extinguishes a glowing splint but under some circumstances reacts with oxygen and hydrogen. It is not poisonous. The gas is likely to be: (A) nitrogen (B) water vapour (C) carbon dioxide (D) helium

Tardigrade Admin · Accepted Answer

These are characteristics of N2.

Q. A gas does not turn lime water milky, supports the combustion of burning magnesium. It has no smell and is colourless. It extinguishes a glowing splint but under some circumstances reacts with oxygen and hydrogen. It is not poisonous. The gas is likely to be:

nitrogen

water vapour

carbon dioxide

helium

These are characteristics of $N_{2}$ .

Q. A gas does not turn lime water milky, supports the combustion of burning magnesium. It has no smell and is colourless. It extinguishes a glowing splint but under some circumstances reacts with oxygen and hydrogen. It is not poisonous. The gas is likely to be:

nitrogen

water vapour

carbon dioxide

helium

These are characteristics of N2​.

These are characteristics of $N_{2}$ .