Question
Which of the following changes indicate that a chemical change has not been taken place?
Answer: Option A
:
A
A chemical change is a permanent change in which new substances are formed that are entirely different from the original substance.
It is usually accompanied by:
∙ change in colour
∙ formation of new substances
∙ evolution of gas
∙release or absorption of energy in the form of heat or light or sound, etc.
Was this answer helpful ?
:
A
A chemical change is a permanent change in which new substances are formed that are entirely different from the original substance.
It is usually accompanied by:
∙ change in colour
∙ formation of new substances
∙ evolution of gas
∙release or absorption of energy in the form of heat or light or sound, etc.
Was this answer helpful ?
More Questions on This Topic :
Latest Videos
Latest Test Papers
Submit Solution