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Atoms and The PT
Revision for S3 Exam
Question | Answer |
---|---|
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 |