Organizing & Observing Matter
The three states that matter exists in.
What is solid, liquid, and gas?
Elements and compounds are examples of this.
What are pure substances?
Dmitri Mendeleev started this with his discovery of 63 elements.
What is the periodic table?
A compound that contains a metal and a non-metal is called this.
What is ionic?
Everything on the left side of the arrow of a chemical equation is called this.
What are reactants?
Lustre, melting point, and conductivity are all examples of this property type.
What is physical property?
NaCl is an example of this type of pure substance.
What is a compound?
The rows on the periodic table are called this.
What are periods?
Nitrogen dioxide is an example of this type of compound.
What is a molecular compound?
A chemical reaction that releases heat.
What is an exothermic reaction?
Ice cream melting is an example of this type of change.
What is a physical change?
Different substances that make up the mixture but are not visible.
What is a solution?
Everything on the left side of the "staircase" of the periodic table are elements labelled this.
What are metals?
The chemical name of table salt.
What is sodium chloride?
A cold pack is an example of this type of reaction.
What is an endothermic reaction?
Cooking pancake batter is an example of this type of change.
What is a chemical change?
Milk is an example of this type of mixture.
What is a colloid?
This is the total mass of all the protons and neutrons in an atom.
What is atomic mass?
The number of sodium, hydrogen, carbon, and oxygen atoms in NaHCO3.
What is 1, 1, 1, 3?
Rusting is an example of this chemical reaction with oxygen.
What is corrosion?
The name of this chemical change when a solid forms from mixing two compounds.
What is a precipitate?
Muddy water is an example of this type of mixture.
What is a suspension?
Group 17 on the periodic table is called this.
What are halogens?
The name of this compound.
FeS
What is iron (II) sulfide?
A chemical reaction that takes place in the cells in your body.
What is cellular respiration?