Chemistry Acid rain is caused due to pollution of atmosphere by Oxides of carbon and nitrogen None of these Oxides of nitrogen and phosphorous Oxides of nitrogen and sulphur Oxides of carbon and nitrogen None of these Oxides of nitrogen and phosphorous Oxides of nitrogen and sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas which is mainly responsible for the green house effect is: Carbon monoxide Oxygen Ozone Carbon dioxide Carbon monoxide Oxygen Ozone Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry 'Plaster of Paris' is made by partial dehydration of Blue vitriol Epsom salt Green vitriol Gypsum salt Blue vitriol Epsom salt Green vitriol Gypsum salt ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of a nucleus is always more than the atomic weight a fraction always less than its atomic number the sum of the number of protons and neutrons present in the nucleus always more than the atomic weight a fraction always less than its atomic number the sum of the number of protons and neutrons present in the nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry Peroxyacetyl nitrate is a Vitamin Secondary pollutant Acidic dye Plant hormone Vitamin Secondary pollutant Acidic dye Plant hormone ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in developing photographic films is Sodium sulphate Hydroquinone Hypo Silver bromide Sodium sulphate Hydroquinone Hypo Silver bromide ANSWER DOWNLOAD EXAMIANS APP
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