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Amino acids show amphoteric behaviour. W...

Amino acids show amphoteric behaviour. Why?

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Amino acids are amphoteric in nature as basic `(-NH_(2))` and acidic `(-COOH)` both functional groups are present
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Study the statements and choose the correct answer Statement a. Amino acids are amphoteric. Statement b. All amino acids are necessary for our body.

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Knowledge Check

  • Amphoteric behaviour is shown by:

    A
    Al and Ca
    B
    Pb and Ba
    C
    Cr and Mg
    D
    Sn and Zn

  • Hot concentrated sulphuric acid is a moderately strong oxidizing agent. Which of the following reactions does not show oxidizing behaviour ?

    A
    `CaF_(2) +H_(2)SO_(4) to CaSO_(4) +2HF`
    B
    `Cu +2H_(2)SO_(4) to CuSO_(4) +SO_(2) +2H_(2)O`
    C
    `3S+2H_(2)SO_(4) to 3SO_(2) + 2H_(2)O`
    D
    `C + 2H_(2)SO_(4) to CO_(2) +2SO_(2) + 2H_(2)O`

  • Amino acids are produced from

    A
    Protein
    B
    Fatty acid
    C
    Essential oil
    D
    `alpha`- keto acids

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    B_(2)O_(3) is acidic while BeO is an amphoteric oxide. Why?

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    Give equations to show amphoteric character of BeO.

    Hot concentrated sulphur acid is a moderately strong oxidising agent. Which of the following reactions does not show oxidising behaviour -

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