100+ Chemistry Nature of Matter Questions and Answers - 1
What is an element?
An element is a substance that cannot be chemically broken down into simpler substances.
What are the isotopes of hydrogen?
The isotopes of hydrogen are protons, deuterium and tritium.
What is a mixture?
A mixture is made up of two or more elements or compounds when mixed in any ratio physically. Mixtures are classified into homogenous and heterogeneous mixtures.
What is meant by molecular formula?
The molecular formula of a compound is defined as the formula which gives the actual number of atoms of various elements present in one, molecule of the compound.
What are the elements present in sugar?
Carbon, hydrogen and oxygen are the elements present in sugar.
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