Question

Define the following terms :
a) Atoms
(b) Molecules
c) Radicals
(d) Valency
e) Periodic table
Write the names of the elements present in the
Following compounds.
a) Common salt (b) Ammonia
c) Sulphuric acid (d) Glucose
e) Sodium hydroxide (f) Acetic acid plz give me the and ​

Answer 1

Explanation:

periodic table is a table of chemical element arranged arranged in order of atomic number

molecule molecule is a smallest unit into which substance can be divided without changing chemical nature

smallest smallest part into which element can be divided know as atom

a a person who want to make a great change in social is known as radicals

the the number of element that's a world is combined to be sentence is known as valency

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