Atom Basics
Using the Periodic Table
Elements
Periodic Groups
All about the nucleus
100
This is the smallest unit of an element.
What is an atom?
100
Each box on the periodic table represents this many elements.
What is 1?
100
This element has 6 protons.
What is carbon?
100
This is the direction groups of the periodic table go in.
What is vertical or up and down?
100
This where the nucleus is.
What is the center or middle of the atom?
200
These are the negatively charged particles that surround the nucleus of the atom.
What are electrons?
200
This is where you can find the atomic number.
What is at the top of an element box?
200
This element has 3 electrons.
What is lithium?
200
Neon is an element in this group.
What are the noble gases?
200
These are the positive particles in the nucleus.
What are protons?
300
This is the electrical charge of a neutron.
What is no charge?
300
This is how many elements there are in the universe.
What is over 100?
300
This element has an atomic mass of 14.00
What is Nitrogen?
300
Oxygen is an element in this group.
What is the nonmetals?
300
These are the neutral particles in the nucleus.
What are neutrons?
400
Because electrons are so far away from the nucleus, atoms are mostly this.
What is empty space?
400
This is how elements are organized on the periodic table across rows (going side to side.)
What is by increasing periodic number?
400
This is the element with the symbol W.
What is tungsten?
400
Chlorine is an element in this group.
What is the halogen group?
400
This is the electrical charge of the nucleus.
What is positive?
500
This must be true of any two atoms from the same element.
What is they have the same number of protons.
500
This is the atomic mass.
What is how much an atom weighs.
500
This is the number of different kinds of atoms one element has.
What is 1?
500
Calcium is an element in this group.
What are metals?
500
This is the number of protons in the nucleus of an element's atom.
What is the atomic number?
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