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Amines Test - 5

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Amines Test - 5
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  • Question 1
    1 / -0

    Which one of the following is used as an anaesthetic in dentistry?

    Solution

    Novocaine (or Novocain), also known as procaine hydrochloride, is a local anesthetic that is commonly used during dental procedures, like cavity fillings.

  • Question 2
    1 / -0

    Which one of the following is used to increase blood pressure?

    Solution

    Ephedrine is a stimulant used to prevent low blood pressure during spinal anaesthesia. It increases heart rate and blood pressure, expands bronchial tube and increases body heat.

  • Question 3
    1 / -0

    Diazonium salts are used in the preparation of

    Solution

    Diazonium salt on reaction with other aromatic compounds produces dyes.

  • Question 4
    1 / -0

    Which of the following amines is most soluble in water?

    Solution

    Because of hydrogen bonding with water, ethylamine is highly soluble in water.

  • Question 5
    1 / -0

    The nitrogen atom of trimethylamine is __________ hybridized which is reflected in the CNC bond angle of __________.

    Solution

    The N atom uses its one 2s and three 2p orbitals for sp3 hybridisation and the bond angle is 108° less than normal tetrahedral bond angle due to lone pair- bond-pair repulsion which is more than bondpair - bond pair repulsion.

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