Think Pink Go Green Flashcards
What is an atom?
The smallest part of an element that can exist.
Where are protons and neutrons?
In the Nucleus.
What is the relative mass of each sub-atomic particle?
Proton: 1, Neutron: 1, Electron: 0 (Very small).
What is the relative charge of each - sub atomic particle?
Proton: +1, Neutron: 0, Electron: -1.
How can you find out the number of protons in an atom?
The atomic number on the Periodic Table.
How can you calculate the number of neutrons in an atom?
Mass Number - Atomic Number.
Why do atoms have no overall charge?
They have equal numbers of Positive protons and negative electrons.
How many electrons would you place in the first, second ant third shells?
Substance made of one type of atom.
What is an element?
Substance made of one type of atom.
What is a compound?
Substance made of more than one type of atom chemically joined together.
