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