Chemistry Which of the following is not a precious/semi-precious stone? Emerald Pearl Sapphire Ruby Emerald Pearl Sapphire Ruby ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Alum Bleaching powder Borax powder Soda powder Alum Bleaching powder Borax powder Soda powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common name for the compound having formal NaOH is Soda ash Caustic soda Sodium hydroxide Caustic potash Soda ash Caustic soda Sodium hydroxide Caustic potash ANSWER DOWNLOAD EXAMIANS APP
Chemistry Indane gas is mixture of Methane and oxygen Butane and oxygen Butane and propane Butane and hydrogen Methane and oxygen Butane and oxygen Butane and propane Butane and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The common refrigerant in domestic refrigerator is Freon Neon Nitrogen Oxygen Freon Neon Nitrogen Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Nitrogen is an essential constituent of all : Proteins Carbohydrates Fats Vitamins Proteins Carbohydrates Fats Vitamins ANSWER DOWNLOAD EXAMIANS APP
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