EVERYDAY SCIENCE

SCIENCE

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What kind of properties can only be observed when a substance changes into a different substance?
A
physical properties
B
chemical properties
C
liquid properties
D
real properties
Explanation: 

Detailed explanation-1: -Chemical properties are very useful in identifying substances. However, unlike physical properties, chemical properties can only be observed as the substance is in the process of being changed into a different substance.

Detailed explanation-2: -Chemical Properties can be observed only when the substances in a sample of matter are changing into different substances. The property that describes how readily a substance combines chemically with other substances.

Detailed explanation-3: -The general properties of matter such as color, density, hardness, are examples of physical properties. Properties that describe how a substance changes into a completely different substance are called chemical properties.

Detailed explanation-4: -In a chemical reaction, new substances having different properties are formed are regarded as chemical changes.

Detailed explanation-5: -These properties include color, odor, taste, density, melting point, boiling point, conductivity, and hardness. Chemical properties tell us how the substance interacts with other substances and may include reaction with oxygen (oxidation), chlorine, metals, etc..

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