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Is copper metal turning green on exposure to air and water a physical or chemical change?
Yes it is a chemical change
Because colour is changing and a new substance is forming and it's irreversible.
What else can I help you with?
Is a piece of avocado turning brown a chemical change or a physical change?
The browning of an avocado is a chemical change. This process, known as oxidation, occurs when enzymes in the avocado interact with oxygen in the air, causing a change in the chemical composition of the fruit.
What is a flower petal turning brown a physical or chemical change?
A flower petal turning brown is a chemical change. This is because the process involves a chemical reaction that alters the composition of the pigment in the petal, causing it to change color.
When paper turns yellow brown upon exposure to sunlight what type of change has taken place a chemical or physical change?
A chemical change has taken place. The exposure to sunlight causes the paper to undergo a chemical reaction, breaking down the molecules in the paper and causing the color change to occur.
When lpg comes out from the cylinder turns to liquid to gas.is this a chemical change?
The process of LPG turning from liquid to gas is a physical change, not a chemical change. It involves a change in state, from liquid to gas, without any alteration in the chemical composition of the LPG molecules.
Is milk turning sour a physical change?
No, milk turning sour is a chemical change because the bacteria in the milk interact with the lactose to produce lactic acid, changing the composition of the milk.
Is bannan turning rotten a chemical or physical change?
This is a chemical change.
Is turning of copper into green when exposed into environment physical or chemical change?
It is a chemical change.
Is turning cloudy a chemical change?
A solution turning cloudy is evidence of a chemical change.
Would something turning hot to cold be a chemical change?
A decrease in temperature is a physical change, not chemical.
Is turning brownie mix into brownie a physical change or a physical change?
Turning a brownie mix into brownies is a chemical change. When the ingredients are heated in the over, numerous chemical reactions take place. Because new substances are created in the process, the process is a chemical change.
Cucumber turning into a pickle chemical or physical change?
A little of both...
Is turning on your fireplace a physical change?
Burning of fuels is a chemical process.
Exposure of butter to atmosphere a chemical or physical change?
Melting in a warm atmosphere is a physical change; but the oxydation in air or the thermal degradation of butter are chemical changes.
Is a piece of avocado turning brown a chemical change or a physical change?
The browning of an avocado is a chemical change. This process, known as oxidation, occurs when enzymes in the avocado interact with oxygen in the air, causing a change in the chemical composition of the fruit.
Is milk turning sour a physical or chemical change?
Milk turning sour is a chemical change. It occurs due to the fermentation of milk sugars by bacteria, leading to the production of lactic acid, which changes the taste and smell of the milk.
What is a flower petal turning brown a physical or chemical change?
A flower petal turning brown is a chemical change. This is because the process involves a chemical reaction that alters the composition of the pigment in the petal, causing it to change color.
When paper turns yellow brown upon exposure to sunlight what type of change has taken place a chemical or physical change?
A chemical change has taken place. The exposure to sunlight causes the paper to undergo a chemical reaction, breaking down the molecules in the paper and causing the color change to occur.
