Chemistry Which one of the following is used as preservative for foodstuff ? Sodium Chloride Sodium Benzoate Picric acid Glycerine Sodium Chloride Sodium Benzoate Picric acid Glycerine ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of nitrogen and phosphorous Oxides of carbon and nitrogen Oxides of nitrogen and sulphur None of these Oxides of nitrogen and phosphorous Oxides of carbon and nitrogen Oxides of nitrogen and sulphur None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is the main compound of voter ink? Ammonium Chloride Silver nitrate Silver Chloride Ammonium Nitrate Ammonium Chloride Silver nitrate Silver Chloride Ammonium Nitrate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following chemical materials is responsible for the depletion of ozone layer in the atmosphere ? Carbon dioxide Nitrous oxide Sulphur dioxide Chlorofluorocarbon Carbon dioxide Nitrous oxide Sulphur dioxide Chlorofluorocarbon ANSWER DOWNLOAD EXAMIANS APP
Chemistry Colloids can be purified by Condensation Condensation Dialysis Condensation Condensation Condensation Dialysis Condensation ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the equilibrium constants for the systems H2 + I2 ? 2HI and 2HI ? H2 + I2 are K1 and K2 respectively, the relationship between K1 and K2 is : K1 = K2/2 K1 = K2 K1 = 2K2 K 1 = 1 /K2 K1 = K2/2 K1 = K2 K1 = 2K2 K 1 = 1 /K2 ANSWER DOWNLOAD EXAMIANS APP
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