Chemistry Oxide of sulphur present in the atmosphere are washed down by rains to cause : Eutrophication in lakes Lowering of pH of soil Industrial smog formation Depletion of fossil fuel reserves Eutrophication in lakes Lowering of pH of soil Industrial smog formation Depletion of fossil fuel reserves ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is 3.05 gram 2.05 gram 4.05 gram 5.05 gram 3.05 gram 2.05 gram 4.05 gram 5.05 gram ANSWER DOWNLOAD EXAMIANS APP
Chemistry The weight of 6.023 × 1022 atoms of carbon is 120 gms 0.12 gms 12 gms 1.2 gms 120 gms 0.12 gms 12 gms 1.2 gms ANSWER DOWNLOAD EXAMIANS APP
Chemistry Thermal electricity is generated by using which of these ? Coal only Coal and Natural Gas only None of these Coal, Natural Gas and Petroleum Coal only Coal and Natural Gas only None of these Coal, Natural Gas and Petroleum ANSWER DOWNLOAD EXAMIANS APP
Chemistry Gold dissolves in Nitric acid Hydrochloric acid Aqua-regia Acetic acid Nitric acid Hydrochloric acid Aqua-regia Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry Helium gas is filled in ballons because Its atomic number is 2 It is one of the constitutents of water It is a noble gas It is lighter than air Its atomic number is 2 It is one of the constitutents of water It is a noble gas It is lighter than air ANSWER DOWNLOAD EXAMIANS APP
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