MCQ Collection

EJU Chemistry MCQs

Practice EJU Chemistry questions with answers and explanations.

eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 135: Using the accompanying practice context, a hydrocarbon contains a carbon–carbon double bond. To which homologous series does it belong?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 136: Using the accompanying practice context, at which electrode does oxidation occur in an electrochemical cell?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 137: Using relative atomic mass 14, what is the mass of 3 mol of N atoms?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 138: Using the accompanying practice context, which bond forms when two non-metal atoms share electron pairs?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 139: Using the accompanying practice context, what is [H⁺] for a solution of pH 6?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 140: Using the accompanying practice context, a reactant is added to a system at dynamic equilibrium. What does Le Châtelier’s principle predict?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 128: Using the accompanying practice context, at which electrode does oxidation occur in an electrochemical cell?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 129: Using relative atomic mass 16, what is the mass of 5 mol of O atoms?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 130: Using the accompanying practice context, which bond forms when two non-metal atoms share electron pairs?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 122: Using the accompanying practice context, which bond forms when two non-metal atoms share electron pairs?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 123: Using the accompanying practice context, what is [H⁺] for a solution of pH 5?

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eju-science-chemistry EJU Chemistry JapanMedium

EJU Chemistry practice 124: Using the accompanying practice context, a reactant is added to a system at dynamic equilibrium. What does Le Châtelier’s principle predict?

Choose an option to check your answer.