Chemistry What is the principal ore of aluminium ? Copper Bauxite Dolomite Lignite Copper Bauxite Dolomite Lignite ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal chiefly used for galvanising iron is : Mercury Zinc Cadmium Tin Mercury Zinc Cadmium Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Digestion of food Conversion of water into steam Burning of paper Burning of coal Digestion of food Conversion of water into steam Burning of paper Burning of coal ANSWER DOWNLOAD EXAMIANS APP
Chemistry An inert gas mixed with oxygen given to patients suffering from restricted breathing is Helium Radon Argon Krypton Helium Radon Argon Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Iodine value is used to estimate Carboxylic groups in oil Unsaturation in oil Alkali content in oil Hydroxyl groups in oil Carboxylic groups in oil Unsaturation in oil Alkali content in oil Hydroxyl groups in oil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following gases is present under pressure in soft drinks? Nitrogen Nitrous oxide Carbon dioxide Oxygen Nitrogen Nitrous oxide Carbon dioxide Oxygen ANSWER DOWNLOAD EXAMIANS APP
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