Chemistry The most abundant element is Calcium Nitrogen Silicon Oxygen Calcium Nitrogen Silicon Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 120 gms 0.12 gms 1.2 gms 12 gms 120 gms 0.12 gms 1.2 gms 12 gms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is a greenhouse gas ? Nitrogen Sulphur dioxide Helium Carbon dioxide Nitrogen Sulphur dioxide Helium Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of aluminium on iron Deposition of copper on iron Deposition of zinc on iron Deposition of tin on iron Deposition of aluminium on iron Deposition of copper on iron Deposition of zinc on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas that is used in the manufacture of vanaspati ghee is : Hydrogen Oxygen Carbon dioxide Nitrogen Hydrogen Oxygen Carbon dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal used to galvanise iron to protect it from rusting is Antimony Zinc Lead Chromium Antimony Zinc Lead Chromium ANSWER DOWNLOAD EXAMIANS APP
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