Chemistry 'Plaster of Paris' is made by partial dehydration of Gypsum salt Green vitriol Epsom salt Blue vitriol Gypsum salt Green vitriol Epsom salt Blue vitriol ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas used for filling weather balloons is Nitrogen Helium Hydrogen Air Nitrogen Helium Hydrogen Air ANSWER DOWNLOAD EXAMIANS APP
Chemistry Highly toxic gas which causes headache, visual difficulty, paralysis and even death is CO CO2 All of these O3 CO CO2 All of these O3 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The molecular mass of a gas is Twice its vapour pressure Not related to its vapour pressure Half its vapour pressure Equal to its vapour pressure Twice its vapour pressure Not related to its vapour pressure Half its vapour pressure Equal to its vapour pressure ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Oxides of nitrogen and sulphur Ozone and carbon dioxide Carbon dioxide and carbon monoxide Carbon monoxide and nitrogen Oxides of nitrogen and sulphur Ozone and carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Curd is sour due to presenceof Oxalic acid Tartaric acid Acetic acid Lactic acid Oxalic acid Tartaric acid Acetic acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
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