1.

While researching on various air pollutants, Ravi came across gas 'X'. He concluded that 'X' is a poisonous gas and has a strong smell of rotten eggs. Which among the following can be the gas 'X'?

Answer»

While researching on various air pollutants, Ravi came across gas 'X'. He concluded that 'X' is a poisonous gas and has a strong smell of rotten eggs. Which among the following can be the gas 'X'?




Discussion

No Comment Found