Nuclide notation

Question 1

Why is the number of electrons= number of protons ?

Answer 1

Because atoms are neutral.

Question 2

what are the three things shown on the atomic symbol notation?

Answer 2

On the top left there is the mass number, at the bottom left there is the atomic number and on the right side there is a the symbol of the element.

Question 3

What can be calculated from an atomic symbol notation?

Answer 3

The number of protons, neutrons and electrons can be calculated from an atom symbol.

Question 4

How do you calculate the number of protons in the atomic symbol notation?

Answer 4

The atomic number is equal to the number of protons.

Question 5

How do you calculate the number of electrons in the atomic symbol notation?

Answer 5

The number of electron is equal to the number of protons .

Question 6

How do you calculate the number of neutrons in the atomic symbol notation?

Answer 6

The number of neutrons is equal to the mass number-atomic number.