Question

21. Dilute HCI is taken in a test tube and pieces of copper turnings were added.
The change you may observe is :
A) Formation of bubbles and
temperature rises.
B) Neither formation of bubbles nor
rising of temperature.
C) No formation of bubbles but
temperature rises.
D) Formation of bubbles, but
temperature remains same.​

Answer 1

21. Dilute HCI is taken in a test tube and pieces of copper turnings were added.

The change you may observe is :

A) Formation of bubbles and

temperature rises.

B) Neither formation of bubbles nor

rising of temperature.

C) No formation of bubbles but

temperature rises.

D) Formation of bubbles, but

temperature remains same.

Your answer is:-

B)B) Neither formation of bubbles nor

rising of temperature.

Answer 2

Answer:

Option(b)

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