Chemistry Most commonly used bleaching agent is Carbon dioxide Sodium chloride Alcohol Chlorine Carbon dioxide Sodium chloride Alcohol Chlorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The first metal used by a man was Brass Bronze Silver Copper Brass Bronze Silver Copper ANSWER DOWNLOAD EXAMIANS APP
Chemistry Acid rain is caused due to emission of which of the following in to the atmosphere ? Carbon monoxide and nitrogen Carbon dioxide and carbon monoxide Ozone and carbon dioxide Oxides of nitrogen and sulphur Carbon monoxide and nitrogen Carbon dioxide and carbon monoxide Ozone and carbon dioxide Oxides of nitrogen and sulphur ANSWER DOWNLOAD EXAMIANS APP
Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 8 4 –4 Zero 8 4 –4 Zero ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water is not effective in extinguishing a fire caused by petrol because The flame is too hot for water to cool it down Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically Water and petrol are miscible with each other The flame is too hot for water to cool it down Water and petrol are immiscible with each other and petrol which forms the upper layer continues to burn Water and petrol react chemically Water and petrol are miscible with each other ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a nitrogenous fertilizer ? Ca(CN)2 CaCN2 Urea NH4NO3 Ca(CN)2 CaCN2 Urea NH4NO3 ANSWER DOWNLOAD EXAMIANS APP
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