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A price of red litmus paper turns blue w...

A price of red litmus paper turns blue when it dipped into a frehly prepared aqueous solution of .

A

`Na_(2)CO_(3)`

B

NaCl

C

`Na_(2)SO_(4)`

D

All

Text Solution

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The correct Answer is:
A
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Explore conceptually related problems

A white solid is either Na_(2)O or Na_(2)O . A piece of red litmus paper turns white when it is dipped into a freshly made aqueous solution of the white solid. a. Identify the substance and explain the balanced equation. b. Explain what would happen to the red litmus if the white solid were the other compound.

A white solid (A) is either Na_(2)O or Na_(2)O_(2) . a. A piece of red litmus paper turns white when it is dipped into a freshly made aqueous solution of the white solid. b. Explain what would happen to the red litmus if the white solid were the other compound.

Knowledge Check

  • A white solid (X) gives golden yellow flame on platinum wire. A piece of red litmus paper turns white when it is dipped into a freshly made aqueous solution of white solid. The formula of (X) is

    A
    `Na_(2)O`
    B
    NaOH
    C
    `Na_(2)O_(2)`
    D
    `Na_(2)SO_(3)`

  • Red litmus paper is change into blue in solution of -

    A
    Base
    B
    Acid
    C
    Salt
    D
    None

  • Blue litmus paper is coverted into red in solution of

    A
    Acid
    B
    Base
    C
    Alkali
    D
    Salt

    • Similar Questions

    Explore conceptually related problems

    A white solid is either Na_(2)O or Na_(2)O_(2) . A piece of red litmus turns white when it is dipped into freshly prepared aqueous solution of the white solid. Identify the substance and explain with the help of balanced equation what would happen to the red litmus if the white solid were the other compound.

    Given reason: (a) Aluminium is a reactive metal but is still used for packing food articles. (b) Red litmus paper turns blue when touched with aqueous solution of magnesium oxide.

    Note the change in colour when a blue litmus paper is dipped in an aqueous solution of sodium hydroxide.

    The following change is observed on dipping a litmus paper in aqueous _____ solution of MgO.

    Blue litmus paper turns on contact with an acidic solution.

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