Matter Flashcards
What charge is a proton
Positive
What charge is neutron
Neutral
What charge is an electron
Negative
What is the position and mass of a proton
Nucleus, 1
What is the position and mass of a neutron
Nucleus, 1
What is the position and mass of a electron
Shell, 1/2000
How many electrons does aluminium have
13
What is the atomic number
The number of protons
What is the mass number
Number of protons plus the amount of neutrons
What’s an element
A substance made from one type of atom
chemical symbols for hydrogen, aluminium, magnesium and sodium?
H, Al, Mg and Na
What’s a atom?
The smallest part of an element that can exist on its own.
What are the differences in atoms?
Atoms that make up an element are the same however atoms of a different element are different.
Do atoms have the same properties as the element?
No, one atom by itself does not share the same properties. Atoms joined together do.
What’s a compound?
Where two or more elements strongly join together.