Chemistry Silver gets corroded due to ________ in air. Carbon dioxide Hydrogen Sulphide Oxygen Nitrogen Carbon dioxide Hydrogen Sulphide Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sulphur dioxide present in the industrial chimney exhaust causes Corrosion building materials Respiratory and lung disease Reduction in plant's productivity owing to acid rain All of these Corrosion building materials Respiratory and lung disease Reduction in plant's productivity owing to acid rain All of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry DDT and BHC may act as Asthematic agents Carcinogens None of these Allergens Asthematic agents Carcinogens None of these Allergens ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Acetic acid Formic acid Oxalic acid Citric acid Acetic acid Formic acid Oxalic acid Citric acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The iron ore which contains 72% of iron is : Siderite Magnetite Limonite Haematite Siderite Magnetite Limonite Haematite ANSWER DOWNLOAD EXAMIANS APP
Chemistry If we burn graphite, It will not burn No residue will be left Residue will be left It will change into diamond It will not burn No residue will be left Residue will be left It will change into diamond ANSWER DOWNLOAD EXAMIANS APP
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