SSC MTS EXAM

SSC

CHEMISTRY

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Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]

Three of the following must contain two more kinds of atoms. Which one does not contain two or more kinds of atoms?

A	element
B	compound
C	homogeneous mixture
D	heterogenous mixture

Explanation:

Detailed explanation-1: -Three of the following must contain two or more kinds of atoms. Which one does not contain two or more kinds of atoms? element.

Detailed explanation-2: -Therefore, a pure substance which contains two different kinds of atoms is called compound.

Detailed explanation-3: -Thus, atom is consist of proton, neutron and electron. On the hand isotopes are those elements which has same proton number but different neutron number. Hence, isotope is not the constituent of an atom.

Detailed explanation-4: -A particular element is composed of only one type of atom. Atoms are further composed of subatomic particles called electrons, protons and neutrons. Elements can combine with each other to form molecules via chemical reaction.

There is 1 question to complete.