A student takes N a 2 CO 3 powder in a test tube and pours some drops of acetic acid over it- He observes-A- White fumes with smell of vinegarB- No reaction in the test tubeC- Colourless gas with pungent smellD- Bubbles of a colourless and odourless gas

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Standard X

Chemistry

Ethanoic Acid or Acetic Acid

A student tak...

Question

A student takes $N a_{2} C O_{3}$ powder in a test tube and pours some drops of acetic acid over it. He observes:

No reaction in the test tube

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Colourless gas with pungent smell

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Bubbles of a colourless and odourless gas

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White fumes with smell of vinegar

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Solution

The correct option is C
Bubbles of a colourless and odourless gas

Acetic acid reacts with $N a_{2} C O_{3}$ to form sodium acetate, carbon dioxide and water. It is the colourless gas carbon dioxide gas which comes out as bubbles.
The Correct Answer is C

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Similar questions

Q. When you add a few drops of acetic acid to a testube containing sodium bicarbonate powder, which one of the following is your observation?
(a) No reaction takes place.
(b) A colourless gas with pungent smell is released with brisk effervescence.
(c) A brown coloured gas is released with brisk effervescence.
(d) Formation of bubbles of a colourless and odourless gas.

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N a_{2} C O_{3}

in a test tube. A colourless and odourless gas (X) is evolved. The gas turns lime water milky. Identify X.

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Q. A student takes 2 mL acetic acid in a dry test tube and adds a pinch of sodium hydrogen carbonate to it. He makes the following observations:
I. A colourless and odourless gas evolves with a brisk effervescence.
II. The gas turns lime water milky when passed through it.
III. The gas burns with an explosion when a burning splinter is brought near it.
IV. The gas extinguishes the burning splinter that is brought near it.
The correct observations are:

A student adds 4 mL of acetic acid to a test tube containing 4 mL of distilled water. He then shakes the test tube and leaves it to settle. After about 10 minutes he observes:

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A student takes Na2CO3 powder in a test tube and pours some drops of acetic acid over it. He observes:

The correct option is C Bubbles of a colourless and odourless gasAcetic acid reacts with Na2CO3 to form sodium acetate, carbon dioxide and water. It is the colourless gas carbon dioxide gas which comes out as bubbles. The Correct Answer is C

A student takes $N a_{2} C O_{3}$ powder in a test tube and pours some drops of acetic acid over it. He observes:

The correct option is C
Bubbles of a colourless and odourless gas

Acetic acid reacts with $N a_{2} C O_{3}$ to form sodium acetate, carbon dioxide and water. It is the colourless gas carbon dioxide gas which comes out as bubbles.
The Correct Answer is C