Chemistry The hardest form of carbon is diamond coke charcoal graphite diamond coke charcoal graphite ANSWER DOWNLOAD EXAMIANS APP
Chemistry If we burn graphite, Residue will be left It will not burn It will change into diamond No residue will be left Residue will be left It will not burn It will change into diamond No residue will be left ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not a derivative of barbituric acid Amytal Veronal Nembutal Equanil Amytal Veronal Nembutal Equanil ANSWER DOWNLOAD EXAMIANS APP
Chemistry Substance used as an anti freeze in radiators of automobiles is : Ethyl alcohol Ethyl alcohol and H2O Methyl alcohol Methyl alcohol and H2O Ethyl alcohol Ethyl alcohol and H2O Methyl alcohol Methyl alcohol and H2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The gas present in the stratosphere which filters out some of the sun's ultraviolet light and provides an effective shield against radiation damage to living things is methane ozone helium oxygen methane ozone helium oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is made of Copper, tin and zinc Copper and zinc Tin and lead Copper and tin Copper, tin and zinc Copper and zinc Tin and lead Copper and tin ANSWER DOWNLOAD EXAMIANS APP
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