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Is a physical change what happens when chemical bonds break and new bonds form?
Wiki User
∙ 12y ago
NO, that's an example of a CHEMICAL change
Wiki User
∙ 13y ago
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Is the dissolving salt in water a chemical or physical change?
It is a chemical change because of sodium and hydrogen bonds forming
A nail rusts is a chemical or physical change?
Chemical. Rust is iron oxide. Oxygen bonds chemically to the iron.
Is turning bread into toast a physical or chemical change and why?
It is both. You dry the moisture out of the bread. However, the browning is a chemical change, as the chemical bonds are changed.
Is decantation a physical or a chemical change?
Physical, as no chemical bonds are broken/ formed in the process... it's merely a process of gravity where heavier components of a mixture that are not dissolved fall to the bottom
Is a grape drying in the sun a chemical or physical change?
It is a chemical change. Fermentation causes bonds to break within a compound and new bonds form thus chemically changing the initial 'reactant'.
Is a chemical bond a physical change?
The formation of chemical bonds is a chemical change.
Is chemicals bonding a physical or chemical change?
The formation of chemical bonds is a chemical change.
Is the dissolving salt in water a chemical or physical change?
It is a chemical change because of sodium and hydrogen bonds forming
What happens to chemical change during a chemical change?
when a chemical change occurs, chemical bonds are broken up
Scientifically what is a physical change?
A change in which no chemical bonds are broken or formed.
Is tearing a paper a chemical or a physical change?
Tearing paper represents a physical and not a chemical change. Chemical bonds are not broken in this instance, but paper is physically separated (by force) from other paper.
Is decomposing water physical or chemical change?
Chemical change; bonds are broken when water decomposes into hydrogen and oxygen.
Why is drying considered a physical change?
No new chemical bonds need to be formed or existing chemical bonds broken during drying.
What happens to the bonds between atoms during a chemical change?
They break and new bonds are formed
Is expansion of air chemical change?
No. "Chemical change" means that the bonds between atoms are rearranged.
A nail rusts is a chemical or physical change?
Chemical. Rust is iron oxide. Oxygen bonds chemically to the iron.
What are the Changes in matter?
THE PHYSICAL CHANGE AND THE CHEMICAL CHANGE -physical change is characterized by the change of the physical state of an object and it is reversible while chemical change is irreversible since atoms and bonds are broken down to form a new substance
