SSC MTS EXAM

SSC

CHEMISTRY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Determine whether each material below is a pure substance-element, pure substance-compound, a homogeneous mixture, or a heterogeneous mixture.C 2H 2
A
pure substance, element
B
pure substance, compound
C
homogeneous mixture
D
heterogeneous mixture
Explanation: 

Detailed explanation-1: -Element : A pure substance composed of the same type of atom throughout. Compound : A substance made of two or more elements that are chemically combined in fixed amounts.

Detailed explanation-2: -An element is a pure substance that cannot be broken down into different types of substances.

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