atoms

Question 1

What is the electronic structure of a potassium atom?

Answer 1

2,8,8,1

Question 2

A titanium atom has 22 protons. How many electrons does it have?

Answer 2

22

Question 3

Using the periodic table to help you, how many protons, neutrons and electrons does an atom of selenium have if its mass number is 79?

Answer 3

Protons: 34, Electrons: 34, Neutrons: 45

Question 4

How many protons, neutrons and electrons does an atom of bromine have?

Answer 4

35 protons, 35 electrons and 45 neutrons