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Can indicators change colour twice?
Yes.
Changing color of acids is chemical change?
Yes, changing the color of an acid indicates a chemical change because the chemical composition of the acid is being altered. The change in color may be due to a reaction with another substance that results in a new chemical product, indicating a chemical transformation has occurred.
What is an 'indicator reaction'?
---- indicators are substances which change their colour when treated with acidic or basic solutions this reaction of changing their colour is known as indicator reaction ---- ----
Does colour change for chemical changes?
It can, yes.
Is colour physical or a chemical?
it can be both, but more likely is it a chemical change.
Can indicators change colour twice?
Yes.
What is an indicator of a chemical reaction?
A visible change in color, formation of a precipitate, evolution of gas, or change in temperature are indicators of a chemical reaction. These changes typically signify that the chemical composition of the substances involved in the reaction has been altered.
Changing color of acids is chemical change?
Yes, changing the color of an acid indicates a chemical change because the chemical composition of the acid is being altered. The change in color may be due to a reaction with another substance that results in a new chemical product, indicating a chemical transformation has occurred.
What are three indicators of a chemical reaction occurring?
there are mainly two ways that indicate that a chemical change has taken place. These ways are the physical properties (the way things look, without changing the chemical makeup of a substance) are different, and the chemical properties (the way the substance reacts with other substances) are different.
Why do indicators change colors?
Indicators change colors to signal a shift in a particular condition or state. This color change helps individuals quickly and easily understand the status or result being conveyed without needing to interpret detailed information.
Which of the following is a definite indicator that a chemical change has occured?
Definite indicators of a chemical reaction include exothermic reactions (heat), colour change, bubbles and there might be a few morea new substance forms (study island)
Why indicator change color?
Indicators are mostly organic aromatic compounds in acidic to basic medium or vice versa the resonating structures of indicators become change which are responsible to change the colour.
What is an 'indicator reaction'?
---- indicators are substances which change their colour when treated with acidic or basic solutions this reaction of changing their colour is known as indicator reaction ---- ----
What are physical changes in cooking?
no,it is chemical change
Indicates how likely an element is to undergo a chemical change?
Some indicators of a chemical reaction are: - change of color - change of odor - release of a gas - change of the temperature - change of the viscosity - formation of a precipitate - change of general appearance - possible explosion - possible chemiluminiscence - formation of new compounds
Which are 4 indications of chemical reaction has occurred?
The indicators of a chemical reaction are :- 1. Change in colour 2. Change in temperature 3. Evolution of a gas 4. Formation of a precipitate
Does colour change for chemical changes?
It can, yes.
