Question

Task 2: Using the periodic table of elements fill up the necessary information about the following elements and answer the following questions below
Question
1. Which element has 30 electrons?
2. How many neutrons does the atom Potassium have?
3.. If the atomic number of the element Magnesium is 12, how many protons does it have?
4. How is atomic number related to protons?
5. Why is mass number important in determining the number of neutrons?

Answer 1

Answer:

1. zinc

2. 20 neutrons

3. 12 protons

4.atomic number is same as the number of protons

5.The mass number is when this becomes important. It allows us to be able to tell the difference between elements with a different number of neutrons, called isotopes.

I hope this is clear to you