Chemistry Which of the following is biodegradable ? Plastic Paper D.T. Aluminium Plastic Paper D.T. Aluminium ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an Electrical change Electrochemical change None of these Physical change Electrical change Electrochemical change None of these Physical change ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following elements is an example of noble gas ? Nitrogen Helium Chlorine Hydrogen Nitrogen Helium Chlorine Hydrogen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Bone ash contains Calcium sulphate Calcium hypophosphate Phosphoric sulphate Calcium phosphate Calcium sulphate Calcium hypophosphate Phosphoric sulphate Calcium phosphate ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brass is a solution of molten copper in Molten tin Solid zinc Gaseous zinc Molten zinc Molten tin Solid zinc Gaseous zinc Molten zinc ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which one of the following does not form oxyacid ? Fluorine Chlorine Nitrogen Sulphur Fluorine Chlorine Nitrogen Sulphur ANSWER DOWNLOAD EXAMIANS APP
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