The smallest part of an element that has all of the elements properties.
What is an Atom?
100
Pure substances usually consisting of at least one metal and non-metal.
What is an Ionic Compound?
100
Atomic Number 3
What is Lithium?
100
A symbolism that represents the number of valence electrons of an element. Hint made by Lewis.
What is the Lewis dot diagram?
200
All matter is composed of very tiny objects called particles; that all particles have spaces between them; that particles of matter are always in motion; that particles in a substance attract each other.
What is the Particle theory of matter?
200
A negatively charged particle in an atom located in the energy shells.
What is an Electron?
200
Atoms share electrons to form small groups.
What are Molecules?
200
Is a noble gas that starts with the letter "N".
What is Neon?
200
One of seven rows in the periodic table of the elements.
What is period?
300
Made up of only one kind of matter and has a unique set of properties, such as colour, hardness, boiling point, and melting point.
What is a Pure substance?
300
Compares the mass of one object to another.
What is Relative Mass?
300
Identifies which elements, and how much of each, are in the compound.
What is Chemical Formula?
300
K
What is Potassium?
300
Atomic number is 12.
What is Magnesium?
400
A characteristic of water is that it sticks to itself.
What is Cohesion?
400
Elements with metallic and non-metallic properties.
What is a Metalloid?
400
Attraction between ions.
What is an Ionic Bond?
400
Rhymes with Moron.
What is Boron?
400
CO2
What is Carbon Dioxide?
500
A substance that can be pounded or rolled into sheets.
What is Malleable?
500
An atom or a group of atoms that has lost or gained electrons.
What is an Ion?
500
When non-metals combine, to form a pure substance.
What is a Molecular Compound?
500
Has an Ionic charge of 2- and its symbol is the 15th letter of the alphabet. And you know we need it to live.