अश्रु गैस है ? - Is it tear gas? - ashru Gas Hai ? General Science in hindi, Chemistry Chlorine question answers in hindi pdf Hydrogen Carbide questions in hindi, Know About Amonia General Science online test General Science notes in hindi quiz book Hydrogen sulphide
Tear gas cloropikrin hota hai
Answer---b
B is correct answer..plz check properly
Cloro acitofinol
सर अमोनिया एक विषैली गैस है,अश्रु गैस क्लोरीन या क्लोरोएसीटोफिनॉन है।