Chemistry Poison used for killing rats is Zinc phosphide (Zn3P2) Magnesium phosphide (Mg3P2) Magnesium nitride (Mg3N2) Calcium phosphide (Ca3P2) Zinc phosphide (Zn3P2) Magnesium phosphide (Mg3P2) Magnesium nitride (Mg3N2) Calcium phosphide (Ca3P2) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a chemical reaction'? Digestion of food Burning of coal Burning of paper Conversion of water into steam Digestion of food Burning of coal Burning of paper Conversion of water into steam ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a characteristic feature of alloys? They are Solutions Mixtures Compounds Homogeneous systems Solutions Mixtures Compounds Homogeneous systems ANSWER DOWNLOAD EXAMIANS APP
Chemistry Calcium salts used as fertilizer is : Calcium Cyanide Calcium Carbonate Calcium Carbide Calcium Sulphate Calcium Cyanide Calcium Carbonate Calcium Carbide Calcium Sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry ________ is used for making vinegar. Malic acid Tartaric acid Oxalic acid Acetic acid Malic acid Tartaric acid Oxalic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is not a fertilizer? Calcium ammonium nitrate Ammonium sulphate Calcium sulphate Potassium nitrate Calcium ammonium nitrate Ammonium sulphate Calcium sulphate Potassium nitrate ANSWER DOWNLOAD EXAMIANS APP
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