What are the 4 indicators of a chemical change?
Understand the Problem
The question is asking for the four specific indicators that signify a chemical change. These indicators are typically observed in experiments and relate to the properties of substances before and after a chemical reaction.
Answer
Color change, temperature change, formation of gas, and formation of a precipitate.
The final answer is color change, temperature change, formation of gas, and formation of a precipitate.
Answer for screen readers
The final answer is color change, temperature change, formation of gas, and formation of a precipitate.
More Information
These indicators are key evidence chemists look for to determine if a chemical reaction has taken place. They point to the creation of new substances with different properties than the original materials.
Tips
A common mistake is confusing physical changes with chemical changes. Physical changes do not result in new substances.
Sources
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