Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Copper Zinc Iron Aluminium Copper Zinc Iron Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The least preferred technique in the disposal of Municipal Solid Waste is Bricketting Incineration Land filling Composting Bricketting Incineration Land filling Composting ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following electrodes is used in strongly alkaline solution Mercury - mercuric oxide electrode Silver - silver chloride electrode Mercury - mercurous sulphate electrode Mercury - mercurous chloride electrode Mercury - mercuric oxide electrode Silver - silver chloride electrode Mercury - mercurous sulphate electrode Mercury - mercurous chloride electrode ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chief source for the production of nitrogeneous fertilizers is : Nitric acid Nitrogen dioxide Nitrogen Ammonia Nitric acid Nitrogen dioxide Nitrogen Ammonia ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conduction band electrons have more mobility than holes because they Need less energy to move them Have negative charge Are lighter Experience collision less frequently Need less energy to move them Have negative charge Are lighter Experience collision less frequently ANSWER DOWNLOAD EXAMIANS APP
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