Chemistry Ruby and sapphire are oxides of Copper Tin Aluminium Iron Copper Tin Aluminium Iron ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Oxygen Carbon dioxide Hydrogen Sulphide Nitrogen Oxygen Carbon dioxide Hydrogen Sulphide Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bee sting contains An acidic liquid A corrosive liquid An alkaline liquid A salt solution An acidic liquid A corrosive liquid An alkaline liquid A salt solution ANSWER DOWNLOAD EXAMIANS APP
Chemistry An example of heterocyclic compound is Naphthalene Furan Anthracene Benzene Naphthalene Furan Anthracene Benzene ANSWER DOWNLOAD EXAMIANS APP
Chemistry If the sewage is fully oxidized, the nitrogen is in the form of Ammonia Nitrates Nitrites Nitramines Ammonia Nitrates Nitrites Nitramines ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which gas is used as fire extinguisher ? Carbon monoxide Sulphur dioxide Carbon dioxide Carbon suboxide Carbon monoxide Sulphur dioxide Carbon dioxide Carbon suboxide ANSWER DOWNLOAD EXAMIANS APP
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