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Organic Chemist...

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  • Question 1
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    In the following reactions, the compound E is:

  • Question 2
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    Which types of mechanism take place in sec.halides $$ (CH_3)_2 CH-X? $$

  • Question 3
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    Molecular mass of a volatile organic solid can be determined by :

  • Question 4
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    Select the correct priority for citation as principal group

  • Question 5
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    Directions For Questions

    A compound $$(A)$$ called vanillin is isolated from vanilla seeds. Molecular formula of vanillin is $$C_{8}H_{8}O_{3}$$, Vanillin gives violet colour on treatment with neutral $$FeCI_{3}$$. It also gives a silver mirror with Tollens' reagent. Each mole of vanillin gives one mole of $$AgI$$ when subjected to Zeisel's active methoxy estimation.
    $$Vanillin \xrightarrow {Conc. HBr} compound (B)$$;
    Compound $$(B)$$ can also be obtained from catechol by Gattermann-Koch reaction.
    Answer the following questions :

    ...view full instructions

    Which of the following functional groups is not present in vanillin?

  • Question 6
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    In the case homologous series of alkanes, which one of the following statements is incorrect?

  • Question 7
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    Which of the following has $$p\pi -d\pi$$ bonding?

  • Question 8
    1 / -0

    Directions For Questions

    A compound $$(A)$$ called vanillin is isolated from vanilla seeds. Molecular formula of vanillin is $$C_{8}H_{8}O_{3}$$, Vanillin gives violet colour on treatment with neutral $$FeCI_{3}$$. It also gives a silver mirror with Tollens' reagent. Each mole of vanillin gives one mole of $$AgI$$ when subjected to Zeisel's active methoxy estimation.
    $$Vanillin \xrightarrow {Conc. HBr} compound (B)$$;
    Compound $$(B)$$ can also be obtained from catechol by Gattermann-Koch reaction.
    Answer the following questions :

    ...view full instructions

    Vanillin contains.

  • Question 9
    1 / -0

    A distinctive and characteristic functional group of fats is

  • Question 10
    1 / -0

    Directions For Questions

    A compound $$(A)$$ called vanillin is isolated from vanilla seeds. Molecular formula of vanillin is $$C_{8}H_{8}O_{3}$$, Vanillin gives violet colour on treatment with neutral $$FeCI_{3}$$. It also gives a silver mirror with Tollens' reagent. Each mole of vanillin gives one mole of $$AgI$$ when subjected to Zeisel's active methoxy estimation.
    $$Vanillin \xrightarrow {Conc. HBr} compound (B)$$;
    Compound $$(B)$$ can also be obtained from catechol by Gattermann-Koch reaction.
    Answer the following questions :

    ...view full instructions

    Vanillin contains:

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