Chemistry Laughing gas is Nitrogen trioxide Nitric oxide Nitrous oxide Nitrogen pentoxide Nitrogen trioxide Nitric oxide Nitrous oxide Nitrogen pentoxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The most abundant element in the earth’s atmosphere is Oxygen Nitrogen Argon Krypton Oxygen Nitrogen Argon Krypton ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silk fibre chemically is : Carbohydrate Cellulose Fat Protein Carbohydrate Cellulose Fat Protein ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical bahaviour of an atom depends upon The number of protons in its nucleus The number of electrons orbiting around the nucleus The number of neutrons in the nucleus The number of nucleons in the nucleus The number of protons in its nucleus The number of electrons orbiting around the nucleus The number of neutrons in the nucleus The number of nucleons in the nucleus ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical name of 'Plaster of Paris' commonly used for setting broken bones is Calcium carbonate Calcium nitrate Calcium sulphate Calcium chloride Calcium carbonate Calcium nitrate Calcium sulphate Calcium chloride ANSWER DOWNLOAD EXAMIANS APP
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