Question Detail Which is also called Stranger Gas ? XenonNeonArgonNitrous oxide Answer: Option A Similar Questions : 1. The most abundant element in the earth's crust is ? AluminiumNitrogenSiliconOxygen Answer: Option D 2. The metal used to recover copper from a solution of copper sulphate is ? NaAgHgFe Answer: Option D 3. Iodine can be separated from a mixture of Iodine and Potassium Chloride by ? FiltrationSublimationDistillationSedimentation Answer: Option B 4. The metal that is used as a catalyst in the hydrogenation of oils is ? PbNi Cu Pt Answer: Option B 5. Washing soda is ? sodium sulphitesodium bicarbonatesodiun carbonatesodium biosulphite Answer: Option C Read more from - Chemistry Questions Answers