Chemistry Rock salt is a mineral containing Potassium Sodium Iron Magnesium Potassium Sodium Iron Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Choose the incorrect statement pertaining to organic compounds They are not easily combustible They contain mainly carbon and hydrogen They do not dissolve in water They have low melting and boiling points They are not easily combustible They contain mainly carbon and hydrogen They do not dissolve in water They have low melting and boiling points ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following has pH value 7? HCl Sodium Carbonate H2SO4 Pure Water HCl Sodium Carbonate H2SO4 Pure Water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which type of fire extinguisher is used for petroleum fire ? None of these Soda acid type Foam type Powder type None of these Soda acid type Foam type Powder type ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Sulphur dioxide Carbon dioxide Ethane Chloro fluoro carbon Sulphur dioxide Carbon dioxide Ethane Chloro fluoro carbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Electrolysis of an aqueous solution of copper sulphate using copper electrodes gives Copper at anode and oxygen at cathode. Copper at cathode and oxygen at anode Copper at cathode and anodes dissolve to give copper Hydrogen at cathode and oxygen at anode Copper at anode and oxygen at cathode. Copper at cathode and oxygen at anode Copper at cathode and anodes dissolve to give copper Hydrogen at cathode and oxygen at anode ANSWER DOWNLOAD EXAMIANS APP