Chemistry The number of waves in n x 10th Bohr's orbit are n3 n-2 n n2 n3 n-2 n n2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is a common name for the substance which irritates lachrymal glands ? Laughing Gas Tear Gas Noble Gas Anaesthetic Gas Laughing Gas Tear Gas Noble Gas Anaesthetic Gas ANSWER DOWNLOAD EXAMIANS APP
Chemistry The depletion of ozone layer is due to Carbon dioxide Ethane Chloro fluoro carbon Sulphur dioxide Carbon dioxide Ethane Chloro fluoro carbon Sulphur dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a greenhouse gas ? Nitric oxide Chlorofluorocarbon Hydrogen Carbon dioxide Nitric oxide Chlorofluorocarbon Hydrogen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Surface water is a better source of drinking water because it is poor in Dust Algae Arsenic Bacteria Dust Algae Arsenic Bacteria ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following elements is non-radioactive ? Uranium Thorium Zirconium Plutonium Uranium Thorium Zirconium Plutonium ANSWER DOWNLOAD EXAMIANS APP