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Observe the following diagram and answer...

Observe the following diagram and answer any four questions from (i) and (v) given below.
During an experiment, Rehana took three beakers A, B and C filled with aqueous solutions of glucose, alcohol and hydrochloric acid respectively as shown in the following figure :

What change will be noticed if the content of beaker B is replaced by sodium hydroxide solution ?

A

All the bulbs glow

B

None of the bulbs glow

C

Bulb does not glow in B

D

Bulb glows in B.

Text Solution

Verified by Experts

The correct Answer is:
D
After replacement, bulb glows in B as NaOH solution contains ions (`Na^(+)` and `OH^(-)` ions).
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