Which of the following is not true?...

Which of the following is not true?

A

Amog halides ions, iodide ion is the most powerful reducing agent.

B

Fluorine is the only halogen which does not show a variable oxidation state.

C

`HOCl` is stronger acid than `HOBr.`

D

`HF` is a stornger acid than `HCl`.

Text Solution

Verified by Experts

The correct Answer is:

D

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Knowledge Check

Which of the following in not true is a-=bx (modm)and x in Z ?

A

`a + x -=b + x` (mod m)

B

`ax -= bx` (mod m)

C

`a - x -= b -c` (mod m)

D

`a -:x -=b -:x` (modm)

Which one of the following is true?

A

NaOH is used in the concentration of bauxite ore

B

NaOh is a primary standard in volumetric analysis

C

Manganous hydroxide is soluble in excess of NaOH solution

D

NaOH solution does not react with `Cl_(2)`

Which one of the following is not true?

A

Cancellation laws hold in a group.

B

Identity element in a group in unique.

C

Inverse of an element in a group is unique.

D

Fourth roots of unity form an additive abelian group.

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