Which of the following is an example of a physical change in matter?
a. fizzing produced when magnesium metal is added to acid
b. bending of sodium metal
c. sodium metal exploding in water
d. magnesium metal burning with a bright white flame

Respuesta :

Answer is B.

Explanation:

A physical change is one in which there is no change in chemical composition of a substance. while a process in which there is change in chemical composition it is called a chemical change.


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An example of a physical change in matter is ; ( B ) Bending of sodium metal

The bending of the sodium metal will change the shape of the sodium metal without affecting the chemical composition of the sodium metal therefore it is physical change.

A physical change is a process of altering the physical characteristics of a substance without altering its chemical composition and some examples of a physical change includes ; change in shape, change in texture and color of a substance.

Hence we can conclude that An example of a physical change in matter is Bending of sodium metal.

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