Chemistry Which of the following chemicals is used in photography ? Potassium nitrate Sodium chloride Aluminium hydroxide Silver bromide Potassium nitrate Sodium chloride Aluminium hydroxide Silver bromide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is used in gas balloons instead of hydrogen gas because it is More abundant than hydrogen More stable Lighter than hydrogen Non-combustible More abundant than hydrogen More stable Lighter than hydrogen Non-combustible ANSWER DOWNLOAD EXAMIANS APP
Chemistry White coal is Hydro-electricity None of these Diamond Uranium Hydro-electricity None of these Diamond Uranium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Among the following, which is always found in free-state in nature? Silver Copper Sodium Gold Silver Copper Sodium Gold ANSWER DOWNLOAD EXAMIANS APP
Chemistry Greenhouse effect is caused by Carbon monoxide Carbon dioxide Nitrogen dioxide Nitrogen Carbon monoxide Carbon dioxide Nitrogen dioxide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the maximum Water Vapour content in the atmosphere? 5 to 6 per cent 4 to 5 per cent 2 to 3 per cent 3 to 4 per cent 5 to 6 per cent 4 to 5 per cent 2 to 3 per cent 3 to 4 per cent ANSWER DOWNLOAD EXAMIANS APP
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