C4
- Created by: dreamer4_life
- Created on: 20-10-13 20:36
Other questions in this quiz
2. What is the atomic number of an element?
- The number of isotopes
- The number of protons
- The number of neutrons
- It's weight
3. How is a positive ion formed?
- when an atom joins with another atom
- when an atom loses one or more electrons
- when an atom gains one or more electrons
4. What is an Isotope?
- When the amount of neutrons in an element isn't the same
- When the amount of protons in an element isn't the same
- When the mass number isn't the same
5. What is the mass number of an element?
- The amount of charge in an element
- The number of protons and neutrons in an element
- The number of protons, neutrons and isotopes in an element
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