Chemistry Which of the following is used to increase the anti-knocking property of petrol ? Tetramethyl lead Tetraethyl lead Trimethyl lead Triethyl lead Tetramethyl lead Tetraethyl lead Trimethyl lead Triethyl lead ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used to dilute oxygen for breathing by deep sea divers is: Argon Nitrogen Helium Neon Argon Nitrogen Helium Neon ANSWER DOWNLOAD EXAMIANS APP
Chemistry When a spoon is to be electroplated with nickel the spoon is Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Made anode and a pure nickel rod, the cathode Dipped in a nickel sulphate solution Coated with nickel sulphate and dried Made cathode and a pure nickel red, the anode Made anode and a pure nickel rod, the cathode Dipped in a nickel sulphate solution ANSWER DOWNLOAD EXAMIANS APP
Chemistry Who developed Hydrogen Bomb? Samuel Cohen Edward Teller J. Robert Oppen Heimer Wernher Von Braun Samuel Cohen Edward Teller J. Robert Oppen Heimer Wernher Von Braun ANSWER DOWNLOAD EXAMIANS APP
Chemistry Cooking gas is a mixture of Carbon monoxide and carbon dioxide Butane and propane Carbon dioxide and oxygen Methane and ethylene Carbon monoxide and carbon dioxide Butane and propane Carbon dioxide and oxygen Methane and ethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nuclear particles which are assumed to hold the nucleons together are mesons neutrons positrons electrons mesons neutrons positrons electrons ANSWER DOWNLOAD EXAMIANS APP