Chemistry Oxygen has (+) oxidation number only in H2O (2) C12O OF2 N2O H2O (2) C12O OF2 N2O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The number of d-electrons in Fe2+ (Z = 26) is not equal to that of p-electrons in Ne(Z = 10) d-electrons in Fe(Z = 26) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) p-electrons in Ne(Z = 10) d-electrons in Fe(Z = 26) p-electrons in CI(Z = 17) s-electrons in Mg(Z = 12) ANSWER DOWNLOAD EXAMIANS APP
Chemistry Conversion of chemical energy into electrical energy occurs in Electric heaters Dynamo Atomic bombs A battery Electric heaters Dynamo Atomic bombs A battery ANSWER DOWNLOAD EXAMIANS APP
Chemistry Milk tastes sour when kept in the open for sometime due to the formation of Citric acid Carbonic acid Acetic acid Lactic acid Citric acid Carbonic acid Acetic acid Lactic acid ANSWER DOWNLOAD EXAMIANS APP
Chemistry The chemical formula of the laughing gas is N2O3 N2O NO NO2 N2O3 N2O NO NO2 ANSWER DOWNLOAD EXAMIANS APP
Chemistry What is the covalency of nitrogen in ammonia molecule 5 4 3 2 5 4 3 2 ANSWER DOWNLOAD EXAMIANS APP
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