NTPC CBT-2 Chemistry Quiz - 54

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Question 1:

Which of the following cell is used in automobiles and invertors?

Question 2:

Which of the following particulate produced by the combustion of fossil fuels?

Question 3:

Which of the following particulate which cause bronchitis?

Question 4:

Bleaching powder is added to the water 

Question 5:

Which of the following pollutant has a strong smell of rotten egg?