Chemistry Which of the following is used for refrigeration? Freon Phosphine Sulphur dioxide Chlorine Freon Phosphine Sulphur dioxide Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Nitrates Nitrites Nitramines Ammonia Nitrates Nitrites Nitramines Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry The compound to which H2 does not add is Tetraphenyl ethylene Tetra – a –naphthylethylene Biphenyl ethylene Tetra –9 – phenanthrylethylene Tetraphenyl ethylene Tetra – a –naphthylethylene Biphenyl ethylene Tetra –9 – phenanthrylethylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following is extensively used for sterilizing water ? Bleaching powder Borax powder Alum Soda powder Bleaching powder Borax powder Alum Soda powder ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecular formula of phosphorous is P4 P1 P2 P3 P4 P1 P2 P3 ANSWER DOWNLOAD EXAMIANS APP
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