C4 - Atoms
- Created by: LauraThompson21
- Created on: 16-05-16 19:21
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- C4 - Atoms.
- The nucleus.
- In the middle of the atom.
- Contains protons and neutrons.
- has a positive charge due to the protons.
- Almost the whole mass of the electron is in the nucleus.
- Tiny compared to the rest of the atom.
- The electrons
- Move around the nucleus.
- Negatively charged.
- Tiny but cover a lot of space.
- Virtually no mass.
- Arranged in shells.
- Number of protons equals number of electrons.
- Each element has a different number of protons.
- Protons are heavy and positively charged.
- neutrons are heavy and negatively charged.
- Electrons are tiny and negatively charged.
- The nucleus.
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