Chemistry The working of a dry cell is based on Decomposition reaction Electrolysis Spontaneous oxidation-reduction reaction Combination reaction Decomposition reaction Electrolysis Spontaneous oxidation-reduction reaction Combination reaction ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is biodegradable ? Paper D.T. Plastic Aluminium Paper D.T. Plastic Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is used in the manufacture of fertilizers ? Lead Potassium Aluminium Fluorine Lead Potassium Aluminium Fluorine ANSWER DOWNLOAD EXAMIANS APP
Chemistry The pair of compounds used as anaesthetic in medicines : Chloroform, Nitrogen dioxide Nitrogen dioxide, ether Nitrous oxide, Chloroform Ether, Ammonia Chloroform, Nitrogen dioxide Nitrogen dioxide, ether Nitrous oxide, Chloroform Ether, Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry The atmospheric gas that is mainly responsible for Green House effect : Carbondioxide Oxygen Ozone Nitrogen Carbondioxide Oxygen Ozone Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The natural resource, known as black gold is Coal Tin Platinum Lead Coal Tin Platinum Lead ANSWER DOWNLOAD EXAMIANS APP
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