Chemistry Silver gets corroded due to ________ in air. Nitrogen Hydrogen Sulphide Oxygen Carbon dioxide Nitrogen Hydrogen Sulphide Oxygen Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry When iron rusts, its weight Remains the same First increases and then decreases Increases Decreases Remains the same First increases and then decreases Increases Decreases ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the element that is in the highest percentage in the composition of the earth ? Silicon Iron Oxygen Magnesium Silicon Iron Oxygen Magnesium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The liquid waste from kitchens and baths, of residences is known as : Storm water Refuse Domestic sewage Sullage Storm water Refuse Domestic sewage Sullage ANSWER DOWNLOAD EXAMIANS APP
Chemistry The main source of Naphthalene is Charcoal Coal-tar Camphor Diesel Charcoal Coal-tar Camphor Diesel ANSWER DOWNLOAD EXAMIANS APP
Chemistry Air is said to be saturated when : Its pressure is minimum It blows over the barren land It contains maximum content of water vapour Its thickness is maximum Its pressure is minimum It blows over the barren land It contains maximum content of water vapour Its thickness is maximum ANSWER DOWNLOAD EXAMIANS APP
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