Question

Several properties of the element magnesium are shown. Which one is a chemical property? A. has a density of 1.7 g/cm3 B. melts at 650°C C. conducts electricity D. has a silvery-white color E. burns when exposed to heat

Answer 1

Burns when exposed to heat

Answer 2

The chemical property is Magnesium burns when exposed to heat

Explanation:

Physical property is defined as the property of a substance which becomes evident during physical change in which there is alteration in shape, size etc. No new substance gets formed during physical change.

Example: Magnesium has a density of $1.7g/cm^3$

Magnesium melts at $650^0C$

Magnesium conducts electricity

Chemical property is defined as the property of a substance which becomes evident during chemical change in which a change in chemical composition takes place. A new substance is formed in these reactions.

Example: Magnesium burns when exposed to heat

Learn more about physical and chemical property

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