Chemistry What is a common name for the substance which irritates lachrymal glands ? Anaesthetic Gas Noble Gas Laughing Gas Tear Gas Anaesthetic Gas Noble Gas Laughing Gas Tear Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemicals is used in photography ? Aluminium hydroxide Silver bromide Sodium chloride Potassium nitrate Aluminium hydroxide Silver bromide Sodium chloride Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry If there is one million Mg2+ ions in MgCl2, how many chloride ions are there? Two million One million Half a million Ten million Two million One million Half a million Ten million ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicon is a Conductor Nonconductor Insulator Semiconductor Conductor Nonconductor Insulator Semiconductor ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element by number in the living system is : Oxygen Hydrogen Nitrogen Carbon Oxygen Hydrogen Nitrogen Carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Chemical name of bleaching powder is : Calcium bi chloride Calcium hypochlorite Calcium chloro hypochlorite Calcium chlorate Calcium bi chloride Calcium hypochlorite Calcium chloro hypochlorite Calcium chlorate ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS