Chemistry The gas that causes suffocation and death when coal or coke is burnt in a closed room is Ethane Carbon di-oxide Methane Carbon monoxide Ethane Carbon di-oxide Methane Carbon monoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is a natural polymer? Bakelite Starch Nylon Polythene Bakelite Starch Nylon Polythene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following metals is used to galvanise iron ? Lead Mercury Zinc Copper Lead Mercury Zinc Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most malleable metal is gold silver iron platinum gold silver iron platinum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alum stops bleeding in minor cuts because of Dialysis Coagulation Solvation Emulsion Dialysis Coagulation Solvation Emulsion ANSWER DOWNLOAD EXAMIANS APP
Chemistry Heating of a ore below its melting point in the absence of air is known as Roasting Refining Calcination Smelting Roasting Refining Calcination Smelting ANSWER DOWNLOAD EXAMIANS APP
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