10th Class Science Chemical Reactions and Equations Question Bank Chemical Reactions and Acids, Bases and Salts

  • question_answer
    Which one of the following reactions is correctly balanced?

    A) \[2{{H}_{2}}+{{O}_{2}}\to 2{{H}_{2}}O\]    

    B) \[2{{H}_{2}}+{{O}_{2}}\to {{H}_{2}}O\]

    C) \[2{{H}_{2}}+3{{O}_{2}}\to 2{{H}_{2}}O\]  

    D) \[2{{H}_{2}}+2{{O}_{2}}\to 2{{H}_{2}}O\]

    E) None of these

    Correct Answer: A


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