Chemistry Which among the following metals provides amphoteric oxide ? Sodium Calcium Silver Aluminium Sodium Calcium Silver Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Charcoal is used in water treatment as a/an Coagulant Solvent Absorbent Adsorbent Coagulant Solvent Absorbent Adsorbent ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the most common salt in sea water ? Calcium carbonate Potassium chloride Magnesium sulphate Sodium chloride Calcium carbonate Potassium chloride Magnesium sulphate Sodium chloride ANSWER DOWNLOAD EXAMIANS APP
Chemistry Commonly used antiseptic 'Dettol' is a mixture of O-chlorophenoxylenol + terepineol O-cresol + terepineol Chloroxylenol + terepineol Phenol + terepineol O-chlorophenoxylenol + terepineol O-cresol + terepineol Chloroxylenol + terepineol Phenol + terepineol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main use of salt in the diet is to make the taste of food better ease the process of cooking increase the solubility of food particles in water produce in small amounts the hydrochloric acid required for the digestion of food make the taste of food better ease the process of cooking increase the solubility of food particles in water produce in small amounts the hydrochloric acid required for the digestion of food ANSWER DOWNLOAD EXAMIANS APP
Chemistry The electronic configuration of an atom having atomic number ‘20’ is 2, 8, 8, 2 2, 6, 8, 4 2, 10, 8 2, 8, 10 2, 8, 8, 2 2, 6, 8, 4 2, 10, 8 2, 8, 10 ANSWER DOWNLOAD EXAMIANS APP
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