The gas that usually causes explosions in coal mines is -

Related MCQs

• The gas usually causing explosions in coal mines is –
• The gas that causes suffocation and death when coal or coke is burnt in a closed room is -
• Helium gas is used in gas balloons instead of hydrogen gas be-cause it is –
• which is stable com- pound. This causes oxygen starvation in the body tissues and eventually causes death by suffocation.ammonium phosphate.
• The major harmful gas emitted by automobile vehicles which causes air pollution is –
• The major harmful gas emitted by automobile vehicle which causes air pollution is –
• Which gas emitted by power stations causes acid rain?
• Which of the following gas leaked in the Bhopal Gas tragedy in December 1984?
• The Bhopal gas tragedy was caused by the gas -
• The gas liberated in the Bhopal gas tragedy was: