More on atoms c1.2
- Created by: reneesimba
- Created on: 31-03-18 05:30
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- 1.2c-e More about atoms
- The size of an atom is 10-10
- Electrons
- Outside the nucleus
- Charge of -1 and mass of 1/1840
- Charge of -1
- Protons
- Have a charge of +1
- Mass of 1
- Within the nucleus
- Neutron
- Charge of 0
- Relative mass of 1
- Within the nucleus
- Ions are electrically charged particles formed when atoms lose or gain electrons. They have the same electronic structures as noble gases.
- Mass number is the amount of protons and neutrons in the nucleus.
- Number of protons and electrons squal each other
- Charge on an atom is neutral
- Number of protons and electrons squal each other
- Isotopes are different forms of the same element with equal numbers of protons but different numbers of neutrons in their nuclei
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