Chemistry German silver used for making utensils is an alloy of Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium Copper, zinc, nickel Copper, nickel, aluminium Copper, silver, nickel Copper, zinc, aluminium Copper, zinc, nickel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a renewable source of energy ? Natural gas Uranium Geothermal powder Coal Natural gas Uranium Geothermal powder Coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Oxalic acid Citric acid Acetic acid Formic acid Oxalic acid Citric acid Acetic acid Formic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry 24 carat of diamond is equal to 200 mg 200 g 91% gold 95% mg 200 mg 200 g 91% gold 95% mg ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is used as a catalyst in the hydrogenation of oils is Ni Pt Pb Cu Ni Pt Pb Cu ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which among the following metals provides amphoteric oxide ? Calcium Silver Aluminium Sodium Calcium Silver Aluminium Sodium ANSWER DOWNLOAD EXAMIANS APP