Chemistry The oxidation number of nickel in K4[Ni(CN)4] is 8 4 Zero –4 8 4 Zero –4 ANSWER DOWNLOAD EXAMIANS APP
Chemistry The mass number of an atom is equal to the number of protons and electrons the number of protons the number of nucleons the number of neutrons the number of protons and electrons the number of protons the number of nucleons the number of neutrons ANSWER DOWNLOAD EXAMIANS APP
Chemistry Oxygen has (+) oxidation number only in N2O H2O (2) OF2 C12O N2O H2O (2) OF2 C12O ANSWER DOWNLOAD EXAMIANS APP
Chemistry The material used in solar cells contains Silicon Caesium Thallium Tin Silicon Caesium Thallium Tin ANSWER DOWNLOAD EXAMIANS APP
Chemistry Hardness of the water is commonly measured in terms of Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents Magnesium carbonate equivalents Calcium sulphate equivalents Calcium carbonate equivalents Magnesium sulphate equivalents ANSWER DOWNLOAD EXAMIANS APP
Chemistry Which of the following substance's smell is similar to Ethanoic acid? Kerosene Tomato juice Vinegar Lemon Kerosene Tomato juice Vinegar Lemon ANSWER DOWNLOAD EXAMIANS APP
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