SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Substances composed of two or more elements chemically combined in a fixed proportion.
A
element
B
compound
C
vapor
D
mixture
Explanation: 

Detailed explanation-1: -A compound is a substance composed of two or more different types of elements chemically combined in a fixed proportion.

Detailed explanation-2: -A chemical compound is a substance composed of two or more different elements chemically bonded together in a fixed proportion by mass.

Detailed explanation-3: -A compound is a substance composed of two or more elements, chemically combined with one another in a fixed proportion. Compounds are pure substances composed of 2 or more elements chemically combined with one another in a fixed proportion. Water, carbon dioxide are examples of compounds.

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