Question

List out any four characteristics of chemical changes.​

Answer 1

Answer:

There are five signs of a chemical change:

• Color Change.
• Production of an odor.
• Change of Temperature.
• Evolution of a gas (formation of bubbles)
• Precipitate (formation of a solid)

Answer 2

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List out any four characteristics of chemical changes.

• The short circuiting may occur due to the touching of live wire and neutral wire directly. Overloading may be due to the flow of excessive current when many devices are connected to a single socket.

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