1
What type of charge do Protons have?
Positive
Where are protons located?
In the nucleus
The smallest part of an element is called
an atom
How many electrons can go on the 1st ring?
2
If an element has an atomic number of 3, how many protons does it have?
3
What type of charge do Electrons have?
Negative
Where are electrons located?
The electron cloud
Substances only containing one type of atom are called
Elements
How many electrons can go on the second ring?
8
How many electrons does Carbon have?
6
What type of charge do Neutrons have?
Neutral
Where are neutrons located?
The nucleus
The way that elements are arranged is called the
Periodic table
When atoms join with other atoms, its called a
molecule
How many neutrons does Helium have?
2
What is the shortened version of an element name called? (1 or 2 letters Ex. Li)
Chemical Symbol
The vertical columns of a periodic table are called?
Groups or families
The ______ tells us the number of protons and the number of electrons in an atom.
Atomic Number
When atoms combine through a chemical change, _____is created?
A compound
What is the atomic mass for the element on period 4, group 2?
91
The horizontal rows of a periotic table are called
periods
The periodic table is separated into three main parts:
Metals, non-metals, and metalloids
How do we calculate the number of Neutrons in an atom?
Atomic mass-atomic number=Neutrons
Uses chemical symbols and numbers to describe the number of each element in a compound (Ex. H2O)
Chemical formula
How many neutrons does Zirconium have?
51