Chemistry, asked by lakshya7452, 1 year ago

State the observation which shows that chemical reaction has taken place

Answers

Answered by afufyusrugefsshsi
0

Answer:

there are many observations some are give

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Answered by jayati101
4

Answer:

The observations are:

  • Change in state.
  • Change in colour.
  • Evolution of a gas.
  • Change in temprature.
  • Formation of precipitate.

Explanation:

Hope it helps you.. These are the main points as I am a CBSE student I am confirmed about this answer becs last yr only I gave 10th boards.

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