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Assertion : Salts of ClO3^- and ClO4^- a...

Assertion : Salts of `ClO_3^-` and `ClO_4^-` are well known but those of `FO_3^-` and `FO_4^-` are non-existent.
Reason : F is more electronegative than O while Cl is less electronegative than O.

A

If both Assertion and Reason are correct and Reason is the correct explanation of Assertion

B

If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion

C

If Assertion is correct , but Reason is incorrect

D

If both Assertion and Reason are incorrect

Text Solution

Verified by Experts

The correct Answer is:
A
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Why (CH_3)_3 C-O H is less acidic than (CH_3)_3 Si OH although 'carbon is more electro negative than silicon?

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Knowledge Check

  • Assertion : Xenon fluorides are well known and stable but the corresponding chlorides have not been reported. Reason : Xe-F bond is more strong than Xe-Cl bond and F_2 molecule has low bond dissociation energy than that of Cl_2 molecule.

    A
    If both Assertion and Reason are correct and Reason is the correct explanation of Assertion
    B
    If both Assertion and Reason are correct, but Reason is not the correct explanation of Assertion
    C
    If Assertion is correct , but Reason is incorrect
    D
    If both Assertion and Reason are incorrect

  • The correct order of Cl-O bond lengths in ClO^- , ClO_2^- , ClO_3^- and ClO_4^- is

    A
    `ClO^- lt ClO_2^- lt ClO_3^- lt ClO_4^-`
    B
    `ClO_4^- lt ClO_3^- lt ClO_2^- lt ClO^-`
    C
    `ClO_3^- lt ClO_4^- lt ClO_2^- lt ClO^-`
    D
    `ClO_4^- = ClO_3^- = ClO_2^- = ClO^-`

  • Assertion : HClO_4 is a stronger acid than HCl__3 . Reason : Oxidation state of Cl in HCIO_4 is +7 and in HCIO_3 + 5 .

    A
    If both (A) and (R) are correct and (R) is the correct explanation of (A).
    B
    If both (A) and (R) are correct, but (R) is not the correct explanation of (A).
    C
    If (A) is correct, but (R) is incorrect.
    D
    If both (A) and (R) are incorrect.

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