10th Class Science Chemical Reactions and Equations Question Bank Chemical Reactions and Equation

  • question_answer
    Which of the following chemical reactions is balanced and also undergoes combustion?

    A) \[{{C}_{3}}{{H}_{8}}+5{{O}_{2}}\to 3C{{O}_{2}}+4{{H}_{2}}O\]

    B) \[6C{{O}_{2}}+12{{H}_{2}}O\to {{C}_{6}}{{H}_{12}}{{O}_{6}}+6{{O}_{2}}+6{{H}_{2}}O\]

    C) \[{{C}_{3}}{{H}_{6}}+4{{O}_{2}}\to 3C{{O}_{2}}+3{{H}_{2}}O\]

    D) \[2Al+3{{H}_{2}}S{{O}_{4}}\to A{{l}_{2}}{{(S{{O}_{4}})}_{3}}+3{{H}_{2}}\]

    Correct Answer: A

    Solution :

    In the given chemical reactions, chemical reaction in option (a) is balanced as well as undergoes combustion.


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