Chemistry When a bond is formed between two atoms, the energy of the system will Increase Decrease May increase or decrease Remain the same Increase Decrease May increase or decrease Remain the same ANSWER DOWNLOAD EXAMIANS APP
Chemistry The rusting of iron is a/an Physical change Electrochemical change Electrical change None of these Physical change Electrochemical change Electrical change None of these ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the product formed when sodium bicarbonate is heated strongly? Sodium Peroxide Sodium Monoxide Sodium Carbonate Sodium Hydroxide Sodium Peroxide Sodium Monoxide Sodium Carbonate Sodium Hydroxide ANSWER DOWNLOAD EXAMIANS APP
Chemistry Brine refers to : Pure water Sweet water Starch water Salt water Pure water Sweet water Starch water Salt water ANSWER DOWNLOAD EXAMIANS APP
Chemistry CNG used in automobiles to check pollution, mainly consists of CH4 H2 CO2 N2 CH4 H2 CO2 N2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry Alcoholic (– OH) group can be identified by : Ozonolysis Reaction FeCl3Test Tollen's Reagent Test Esterification Test Ozonolysis Reaction FeCl3Test Tollen's Reagent Test Esterification Test ANSWER DOWNLOAD EXAMIANS APP
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