Chemistry Which one of the following contributes largely to the ‘green house effect’ ? Water vapour Carbon dioxide Ozone Carbon monoxide Water vapour Carbon dioxide Ozone Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Diamonds are glittering and attractive because light incident on them undergoes Hundred percent transmission Highest refraction Multiple internal reflections Multiple surface reflections Hundred percent transmission Highest refraction Multiple internal reflections Multiple surface reflections ANSWER DOWNLOAD EXAMIANS APP
Chemistry Petroleum is a mixture of Salts Elements Hydrocarbons Polymers Salts Elements Hydrocarbons Polymers ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name of sodium bicarbonate is Baking powder Baking soda Soda ash Soda lime Baking powder Baking soda Soda ash Soda lime ANSWER DOWNLOAD EXAMIANS APP
Chemistry German silver, an alloy, does not contain the metal Silver Nickel Copper Zinc Silver Nickel Copper Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 1.2 gms 0.12 gms 120 gms 12 gms 1.2 gms 0.12 gms 120 gms 12 gms ANSWER DOWNLOAD EXAMIANS APP
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