Atomic structure easy

Atomic Structure Quiz (Easy)

1. What is the center of an atom called?

a) Nucleus b) Proton c) Electron

2. Which subatomic particle has a positive charge?

a) Proton b) Neutron c) Electron

3. What is the total number of electrons in a neutral atom of carbon (atomic number 6)?

a) 4 b) 6 c) 12

4. What is the mass number of an atom with 8 protons, 8 neutrons, and 8 electrons?

a) 8 b) 16 c) 24

5. Which subatomic particle determines the chemical properties of an atom?

a) Proton b) Neutron c) Electron

6. What is the atomic number of an atom that has 17 protons?

a) 7 b) 17 c) 27

7. What is the charge of an atom that gains one electron?

a) +1 b) 0 c) -1

8. The number of neutrons in an atom is equal to:

a) Mass number b) Atomic number c) Atomic mass

9. What is the maximum number of electrons that can occupy the first energy level of an atom?

a) 2 b) 8 c) 18

10. An atom with an equal number of protons and electrons is:

a) Positively charged b) Negatively charged c) Electrically neutral