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chemical
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Is the change between sodium and chlorine a physical change or chemical?
chemical
Is formation of table salt a physical or chemical change?
Formation of NaCl from chlorine and sodium is a chemical process.
Is making salt by mixing sodium and chlorine together a physical or chemical change?
It is a physical change because the reaction can easily be reversed and no heat is involved.
Is 2NaCl a chemical reaction or a physical change?
2NaCl is a chemical compound composed of two atoms of sodium (Na) and one molecule of chlorine (Cl) covalently bonded. Therefore, it is a chemical compound, not a chemical reaction or physical change.
When chlorine gas is separated from sodium chloride gas which change will occur physical or chemical?
It is a chemical change.2NaCl --> 2Na + Cl2
Is dew forming on a leaf a physical change?
Making salt by mixing sodium and chlorine is it a physical or chemical which one
Sodium metal in chlorine gas releases energy is it a physical property?
No, the release of energy when sodium metal reacts with chlorine gas is a chemical property, not a physical property. Chemical properties involve changes in the chemical composition of a substance, while physical properties are characteristics that can be observed without changing the substance's composition.
Is dissolving salt in water chemical or physical change?
Dissolving salt in water is an example of a physical change. Although the ions of sodium and chlorine separate when the salt dissolves, no chemical reaction takes place.
Is NaCI a physical or chemical change?
The formation of NaCl (sodium chloride) from sodium and chlorine is a chemical change because it involves a reaction that results in the creation of a new substance with distinct properties. When sodium reacts with chlorine gas, they undergo a chemical reaction that produces NaCl, which cannot be reversed by simple physical means. In contrast, physical changes involve alterations in form or state without changing the chemical identity of the substance.
Is sodium a physical or chemical change?
Sodium is a chemical element, not a change.
What type of change occurs when sodium and chlorine combine?
A chemical change occurs when sodium and chlorine combine to form sodium chloride (table salt). This reaction involves the rearrangement of atoms and the formation of new chemical bonds.
Chlorine bleach will sometimes change the color of brightly colored clothing physical or chemical change?
When chlorine bleach changes the color of brightly colored clothing, it is typically a chemical change. The active ingredient in chlorine bleach, sodium hypochlorite, can react with the dyes in the fabric, causing a chemical reaction that alters the color of the clothing irreversibly. This is different from a physical change, which would involve a change in appearance without altering the chemical composition of the material.
