Chemistry The nucleus of a hydrogen atom consists of 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron 1 electron only 1 neutron only 1 proton only 1 proton + 2 neutron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone depletion in the atmosphere is mainly caused by Nitrogen dioxide Chlorofluorocarbon Hydrogen sulphide Sulphur dioxide Nitrogen dioxide Chlorofluorocarbon Hydrogen sulphide Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry An acid having basicity one is Phosphoric acid Disodium hydrogen phosphate Sodium phosphate Sodium dihydrogen phosphate Phosphoric acid Disodium hydrogen phosphate Sodium phosphate Sodium dihydrogen phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Ozone layer is present in Troposphere Exosphere Stratosphere Ionosphere Troposphere Exosphere Stratosphere Ionosphere ANSWER DOWNLOAD EXAMIANS APP
Chemistry Coal is formed from Deposit of animal waste Crude oil Coke Compressed and hardened biomass Deposit of animal waste Crude oil Coke Compressed and hardened biomass ANSWER DOWNLOAD EXAMIANS APP
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