Which combination of statements is correct? |
i. A pure substance is made up of only one kind of particles (atoms or molecules). |
ii. The intermixing of particles of two different types of matter on their own is called diffusion. |
iii. The force of cohesion is different between constituent particles of different kind of matter. |
iv. The force of attraction between constituent particles of nail is very weak as compared to that of chalk. |
v. Higher the melting point of a solid substance, lesser will be the force of attraction between its particles. |
A) i, ii and iii
B) i, ii, iii and iv
C) ii, iii and iv
D) iii, iv and v
E) None of these
Correct Answer: A
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