Chemistry Which of the following fuels causes minimum environmental pollution? Coal Diesel Kerosene Hydrogen Coal Diesel Kerosene Hydrogen 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 Helium gas is used in gas balloons instead of hydrogen gas because it is Non-combustible Lighter than hydrogen More abundant than hydrogen More stable Non-combustible Lighter than hydrogen More abundant than hydrogen More stable ANSWER DOWNLOAD EXAMIANS APP
Chemistry Galvanization is the : Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron Deposition of tin on iron Deposition of copper on iron Deposition of aluminium on iron Deposition of zinc on iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry The inert gases are ____ in water None of these sparingly soluble insoluble soluble None of these sparingly soluble insoluble soluble ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silk fibre chemically is : Cellulose Fat Protein Carbohydrate Cellulose Fat Protein Carbohydrate ANSWER DOWNLOAD EXAMIANS APP
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