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JEE Main & Advanced Chemistry Some Basic Concepts of Chemistry / रसायन की कुछ मूलभूत अवधारणाएँ Question Bank Chemical stoichiometry

  • question_answer
    A hydrocarbon contains 86% carbon, 488ml of the hydrocarbon weight 1.68 g at STP. Then the hydrocarbon is an

    A)                 Alkane   

    B)                 Alkene

    C)                 Alkyne   

    D)                 Arene

    Correct Answer: B

    Solution :

                            
    Element At.wt. Mole Ratio Empirical formula
    C =86% 12 7.1 1 CH2
    H =14% 1 14 2 Beleongs to alkene\[{{C}_{n}}{{H}_{2n}}\]


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