Question

Write “True” or “False”. Correct the wrong statements:
a) Mixtures have definite boiling points and melting points.
b) Compounds are always heterogeneous in nature.
c) In carbondioxide, carbon and hydrogen are combined in a fixed ratio.
d) Mixtures can be homogeneous or heterogeneous in nature.
e) Constituents of compounds can be separated by physical methods.

TNSCERT Class 9 General Science Ch3 Is Matter Around us Pure

Answer 1

A)true b)false c)false d)true e)true