Chemistry The major harmful gas emitted by automobile vehicle which causes air pollution is Carbon Monoxide Methane Ozone gas Carbon dioxide Carbon Monoxide Methane Ozone gas Carbon dioxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry The addition of gypsum to portland cement helps in : Rapid setting of cement Reduction in the cost of cement Preventing rapid setting of cement Increasing the strength of cement Rapid setting of cement Reduction in the cost of cement Preventing rapid setting of cement Increasing the strength of cement ANSWER DOWNLOAD EXAMIANS APP
Chemistry Formic acid is produced by White ants Mosquitoes Red ants Cockroaches White ants Mosquitoes Red ants Cockroaches ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following mineral does not contain oxygen ? Haematite Cryolite Calcite Bauxite Haematite Cryolite Calcite Bauxite ANSWER DOWNLOAD EXAMIANS APP
Chemistry Sour taste of lemon is due to the presence of which of the following ? Oxalic acid Citric acid Formic acid Acetic acid Oxalic acid Citric acid Formic acid Acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is used in storage batteries? Copper Tin Zinc Lead Copper Tin Zinc Lead ANSWER DOWNLOAD EXAMIANS APP
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