Chemistry Which metal does not undergo corrosion due to the formation of oxide layer? Copper Iron Aluminium Zinc Copper Iron Aluminium Zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry PVC is obtained by the polymerisation of Propane Vinyl chloride Styrene Acetylene Propane Vinyl chloride Styrene Acetylene ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following is not an addition polymer Nylon Polythene PVC Polystyrene Nylon Polythene PVC Polystyrene ANSWER DOWNLOAD EXAMIANS APP
Chemistry The process of covering water pipes made of Iron with Zinc layer to prevent corrosion is called : Galvanization Vulcanization Alloy formation Zinc plating Galvanization Vulcanization Alloy formation Zinc plating ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical used in embalming biological materials is Gaseous formaldehyde Ethylene glycol Formaldehyde in methanol Formaldehyde in water Gaseous formaldehyde Ethylene glycol Formaldehyde in methanol Formaldehyde in water ANSWER DOWNLOAD EXAMIANS APP
Chemistry Pyrethrin used in mosquito coil is obtained from A fungus An insect A bacterium A seed plant A fungus An insect A bacterium A seed plant ANSWER DOWNLOAD EXAMIANS APP
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