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Properties of Oxygen

Effervescence...

Question

Effervescence is the escape of gases from an aqueous solution in the form of bubbles or fizz.

A

True

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B

False

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Solution

The correct option is A True

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Similar questions

{C O}_{2}

is bubbled into an aqueous solution of

{N a}_{2} {C O}_{3}

the compound formed is

Q. A sodium salt of an organic acid ‘X’ produces effervescence with conc.

H_{2} S O_{4}

. ‘X’ reacts with the acidified aqueous

C a C l_{2}

solution to give a white precipitate which decolourises an acidic solution of

K M n O_{4}

Q. Among the following compounds, the one(s) that gives (give) effervescence with aqueous

N a H C O_{3}

solution is (are)

\begin{matrix} {(C H_{3} C O)}_{2} O & C H_{3} C O O H & P h O H & C H_{3} C O C H O I & I I & I I I & I V \end{matrix}

Q. Assertion :Alcohol and a carboxylic acid is distinguished by sodium bicarbonate test. Reason: An aqueous solution of

N a H C O_{3}

produces brisk effervescence due to the evolution of

C O_{2}

with carboxylic acid.

Q. What is the products formed when 'propene is bubbled through a hot aqueous solution of potassium permanganate'?

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