Chemistry An oxidising agent is a An electron acceptor In a chemical reaction its oxidation number increases It releases H2 in a chemical reaction An electron donor An electron acceptor In a chemical reaction its oxidation number increases It releases H2 in a chemical reaction An electron donor ANSWER DOWNLOAD EXAMIANS APP
Chemistry Silver gets corroded due to ________ in air. Carbon dioxide Nitrogen Hydrogen Sulphide Oxygen Carbon dioxide Nitrogen Hydrogen Sulphide Oxygen ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following causes the rusting of iron? a. Oxidation b. Reduction c. Chemical reaction with oxygend. Chemical reaction with CO2 A and b A and c B and c C and d A and b A and c B and c C and d ANSWER DOWNLOAD EXAMIANS APP
Chemistry Photo-oxidation process is initiated by Oxygen Catalyst Heat Light Oxygen Catalyst Heat Light ANSWER DOWNLOAD EXAMIANS APP
Chemistry Copper substances when exposed to air gains a green coating due to the formation of: Cu(NO3)2 CuSO4 CuCO3 Cu(OH)2 CuO Cu(NO3)2 CuSO4 CuCO3 Cu(OH)2 CuO ANSWER DOWNLOAD EXAMIANS APP
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