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Atoms and The PT

Revision for S3 Exam

QuestionAnswer
What is the name given to group 2 elements in the periodic table? Alkali Metals
Oxygen, Neon and Hydrogen - which element is a noble gas? Neon
What is the charge on a proton? 1+
What is the name given to group 7 in the periodic table? Halogens
Oxygen-16 and Oxygen-18 both exist, what is the term given to these types of atoms? Isotopes
How does a fluorine atom (F) form a fluoride ion (F-)? Gains 1 electron
Why does Argon not form ions? It already has a full outer shell. It is stable.
How many subatomic particles are found in an atom? 3
What is the mass of a neutron? 1 amu
What is the electron arrangement for an atom of Aluminium? 2,8,3
Created by: JSpanner15