Chemistry Greenhouse effect is caused by Nitrogen Carbon monoxide Carbon dioxide Nitrogen dioxide Nitrogen Carbon monoxide Carbon dioxide Nitrogen dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Epsom salt is used In paper industry In making tooth paste As purgative In softening water In paper industry In making tooth paste As purgative In softening water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silicone is a polymer of Silicon tetrachloride Dialkyl dichloro silane Tetraalkyl silane Silane Silicon tetrachloride Dialkyl dichloro silane Tetraalkyl silane Silane ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is used for refrigeration? Chlorine Sulphur dioxide Freon Phosphine Chlorine Sulphur dioxide Freon Phosphine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Freon' used as refrigerants is chemically Fluorinated aromatic compound Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon Fluorinated aromatic compound Chlorinated hydrocarbon Chlorofluoro hydrocarbon Fluorinated hydrocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry It is dangerous to leave the car engine running in a closed garage, because it may cause serious pollution due to poisoning by emission of SO2 CO CO2 Unburnt petrol SO2 CO CO2 Unburnt petrol ANSWER DOWNLOAD EXAMIANS APP
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