Question

Solve the given questions on your notebooks: 1. Define atomic number and mass number. 2. How many electrons are there is a carbon atom? 3.How many protons in a beryllium atom? You will need to look at the periodic table to answer the following questions(refer to file attached) i. How many neutrons are there in an atom of boron? ii. Draw a diagram to show the structure of an atom of magnesium. iii. Draw and label the atomic structure of element Florine.

Answer 1

1. Atomic number is the number of protons in the nucleus of the atom. Mass number is the sum of the number of neutrons and protons in the atom.

2. 6

3.4 (there is no attachment)

4. 5