Chemistry Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ? Propane Methane Butane Ethane Propane Methane Butane Ethane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from An insect A bacterium A fungus A seed plant An insect A bacterium A fungus A seed plant ANSWER DOWNLOAD EXAMIANS APP
Chemistry The two metal ions that cause hardness to water are: Sodium, Calcium Sodium, Potassium Sodium, Magnesium Calcium, Magnesium Sodium, Calcium Sodium, Potassium Sodium, Magnesium Calcium, Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of rat poison is Zinc phosphide Lead nitrate Zinc oxide Potassium cyanide Zinc phosphide Lead nitrate Zinc oxide Potassium cyanide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The heaviest naturally occurring element is: Uranium Polonium Mercury Thorium Uranium Polonium Mercury Thorium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Trinitrotoluene is Used as an explosive Used to fuse two metals Used as an abrasive Used to melt metals Used as an explosive Used to fuse two metals Used as an abrasive Used to melt metals ANSWER DOWNLOAD EXAMIANS APP
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