Chemistry Among the following the hardest metal is Platinum Iron Gold Tungsten Platinum Iron Gold Tungsten ANSWER DOWNLOAD EXAMIANS APP
Chemistry The product, 9-nitroanthracene is obtained from anthracene by the action of Nitric acid and acetic anhydride Nitric acid and ethyl alcohol Nitric acid in excess Nitric acid and acetic acid Nitric acid and acetic anhydride Nitric acid and ethyl alcohol Nitric acid in excess Nitric acid and acetic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The nucleus of a hydrogen atom consists of 1 electron only 1 proton only 1 proton + 2 neutron 1 neutron only 1 electron only 1 proton only 1 proton + 2 neutron 1 neutron only ANSWER DOWNLOAD EXAMIANS APP
Chemistry The fiber least prone to catch fire is Polyester Cotton Nylon Terylene Polyester Cotton Nylon Terylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Water gas is the mixture of Carbon dioxide and nitrogen Carbon monoxide and nitrogen Carbon monoxide and hydrogen Carbon dioxide and hydrogen Carbon dioxide and nitrogen Carbon monoxide and nitrogen Carbon monoxide and hydrogen Carbon dioxide and hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry The metal that is usually extracted from sea water is Mg K Na Ca Mg K Na Ca ANSWER DOWNLOAD EXAMIANS APP
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