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STATEMENT -1 : H(3)PO(4) is a tribasic a...

STATEMENT -1 : `H_(3)PO_(4)` is a tribasic acid.
and
STATEMENT -2 : In `H_(3)PO_(4)`, only two H-atoms are replaceable.

A

Statement -1 is True, Statement -2 is True, Statement -2 is a correct explanation for Statmenet -1.

B

Statement -1 is True, Statement -2 is True, Statement-2 is NOT a correct explanation for Statement -1

C

Statement -1 is True, Statement -2 is False

D

Statement -1 is False, Statmenet -2 is True

Text Solution

Verified by Experts

The correct Answer is:
C
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Explore conceptually related problems

H_(3)PO_(4) is tribasic while H_(3)PO_(3) is dibasic. Explain.

Assertion : H_(3)PO_(3) is a dibasic acid. Reason : Two H-atoms are directly attached to phosphorus 'P'.

Knowledge Check

  • H_(3)PO_(3) is ..... acid

    A
    Monobasic
    B
    Dibasic
    C
    Tribasic
    D
    None

  • Asseration: Both H_(3)PO_(4) and H_(3)PO_(3) posses the same number of hydrogen atoms, but H_(3)PO_(4) os tribasic acid and H_(3)PO_(4) is dibasic. Reason: In oxoacids only those H -atoms are replaceable which are attached to O-atom .

    A
    If both asseration and reson are true and the reason is the correct explanation of the asseration.
    B
    If both asseration and reason are true ans the reason is the correct explanation of the asseration.
    C
    If the asseration is true but reason is false.
    D
    If asseration is false but reason is true.

  • Statement-1 : H_(3)PO_(3) is a dibasic acid and shows reducing character. Statement-2 : H_(3)PO_(3) contains two OH- groups and one hydrogen atom directly attached to P atom.

    A
    Statement-1 is True, Statement-2 is True, Statement-2 is a correct explanation for Statement-2
    B
    Statement-1 is True, Statement-2 is True, Statement-2 is NOT a correct explanation for Statement-3
    C
    Statement-1 is True, Statement-2 is False.
    D
    Statement-1 is False, Statement-2 is True.

    • Similar Questions

    Explore conceptually related problems

    H_(3)PO_(4) is a tribasic acid and one of its salt is NaH_(2)PO_(4) .What is volume of 1 M NaOH solution should be added to 12 g of NaH_(2)PO_(4) to convert it into Na_(3)PO_(4) ?

    Statement-1 : Both H_(3)PO_(3) and H_(3)PO_(4) have the same number of hydrogen atoms but H_(3)PO_(4) is a tribasic acid and H_(3)PO_(3) is a dibasic acid. Statement-2 : 1 mol of H_(3)PO_(3) is neutralised by 2 mol of NaOH while 1 mol of H_(3)PO_(4) is neutralised by 3 mol of NaOH

    H_(3)PO_(4) is a tribasic acid and one of its salts of NaH_(2)PO_(4) . What volume of 1 M NaOH should be added to 12 g NaH_(2)PO_(4) (molecular mass = 120 g/mole) to exactly convert it into Na_(3)PO_(4)

    Assertion : H_(3)PO_(2) is a diabasic acid. Reason: There are two H atoms directly attached to P.

    Assertion : H_(3)PO_(3) is a diabasic acid. Reason: There are two H atoms directly attached to P.

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