Question Detail Acid rain is due to air pollution by ? Carbon dioxideCarbon monoxideMethaneNitrous oxide and Sulphur dioxide Answer: Option D Similar Questions : 1. Which of the following gases is the most toxic? Carbon dioxideSulphur dioxideCarbon monoxideAcetic acid Answer: Option C 2. Which is also called Stranger Gas ? XenonNeonArgonNitrous oxide Answer: Option A 3. The most abundant rare gas in the atmosphere is ? He NeAr Xe Answer: Option C 4. What is used to avoid melting of ice ? GelatineButaneMethaneAny acid Answer: Option A 5. Identify the wrong statement in the following Atomic radius of the elements increases as one moves down the first group of the periodic tableAtomic radius of the elements decreases as one moves across from left to right in the 2nd period of theAmongst isoelectronic species, smaller the positive charge on the cation, smaller is the ionic radiusAmongst isoelectronic species, greater the negative charge on the anion, larger is the ionic radius Answer: Option C Read more from - Chemistry Questions Answers