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6. What is in the centre of an atom?
- Nucleus
- Neutrons
- Electrons
- Protons
7. What is a compound?
- No elements
- Two or more elements combined together
- One element
8. What surrounds the nucleus?
- Neutrons
- Electrons
- Protons
9. What is the overall charge of an atom?
10. What kind of charge does a nuetron have?
- Negative
- Nuetral
- Positive
11. The number of protons is equal to...
- The number of electrons
- The number of neutrons
- The nucleus
- The number of protons
12. What charge does an electron have?
- Negative
- Positive
- Neutral
13. The correct way to find out the mass number is...
- Number of protons + number of neutrons
- Protons - electrons
- Number of electrons - protons
- Number of neutrons + electrons
14. What is inside of a nucleus?
- Neutrons
- Protons and Neutrons
- Protons
- Electrons