Question

Answer the following question:
Q#1. Draw structure of atom mentioning electrons, protons and neutrons.
Q#2: Define the atomic number and mass number with two examples of each.
Q#3. Write down the first ten elements of the periodic table.

Answer 1

Ello user

Refer the attachment for answer one.

Ans2. The total number of protons present in the nucleus of an atom is called atomic number.

Eg. For Na = 11 ,Al = 13

The total number of protons and neutrons present in the atom is called mass number.

Eg, For He = 4

For Na = 23.

Ans3.

Hydrogen

Helium

Lithium

Beryllium

Boron

Carbon

Nitrogen

Oxygen

Fluorine

Neon.

Hope this helps