5 years ago in KBC 8 - Episode 11

Which toxic gas was the first to be used in chemical warfare in World War I ?

[A] Hydrogen Sulphide
[B] Carbon monoxide
[C] Nitrogen dioxide
[D] Chlorine
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Overall Stats

Attempted 145
Correct 35
Incorrect 57
Viewed 53


Manvendra Singh Rawat
Manvendra Singh Rawat - 7 months ago

Manvendra Singh Rawat from Delhi, India is saying Chlorine is correct answer

Sweety - 11 months ago

Sweety from New Delhi, India is saying Carbon monoxide is correct answer

Mukta Malakar
Mukta Malakar - 1 year ago

Mukta Malakar from Varanasi, India is saying Hydrogen Sulphide is correct answer

SURAJ SINGH - 1 year ago

SURAJ SINGH from Delhi, India is saying Nitrogen dioxide is correct answer

Dinesh Garg
Dinesh Garg - 1 year ago

Dinesh Garg from Jind, India is saying Chlorine is correct answer

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