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10th Class Science Sample Paper Science Olympiad Model Test Paper-2

  • question_answer
    Which one of the following is the structural formula of propane?

    A) \[H-\underset{\underset{H}{\mathop{|}}\,}{\mathop{\overset{\overset{H}{\mathop{|}}\,}{\mathop{C}}\,}}\,-H\]

    B) \[H-\underset{\underset{H}{\mathop{|}}\,}{\mathop{\overset{\overset{H}{\mathop{|}}\,}{\mathop{C}}\,}}\,-\underset{\underset{H}{\mathop{|}}\,}{\mathop{\overset{\overset{H}{\mathop{|}}\,}{\mathop{C}}\,}}\,-H\]

    C) \[H-\underset{\underset{H}{\mathop{|}}\,}{\mathop{\overset{\overset{H}{\mathop{|}}\,}{\mathop{C}}\,}}\,-\underset{\underset{H}{\mathop{|}}\,}{\mathop{\overset{\overset{H}{\mathop{|}}\,}{\mathop{C}}\,}}\,-\underset{\underset{H}{\mathop{|}}\,}{\mathop{\overset{\overset{H}{\mathop{|}}\,}{\mathop{C}}\,}}\,-H\]

    D) \[H-\underset{\underset{H}{\mathop{|}}\,}{\mathop{C}}\,=\underset{\underset{H}{\mathop{|}}\,}{\mathop{C}}\,\equiv \underset{\underset{H}{\mathop{|}}\,}{\mathop{C}}\,\]

    E) None of these

    Correct Answer: C

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