Just the Basics
In the mnemonic device, "King Henry Died Unexpectedly Drinking Chocolate Milk," the words in the phrase represent this list of metric prefixes.
What are kilo, hecto, deca, unit, deci, centi, and mili?
An atom with a different number of neutrons.
What is an isotope?
These compounds have a crystal lattice structure.
What are ionic compounds?
This branch of chemistry deals with quantities in reactions sort of like a recipe deal with quantities of ingredients in a dish.
What is stoichiometry?
These are the three main particles that make up atoms.
What are protons, neutrons, and electrons?
He is credited with having created the first modern periodic table.
Who is Dimitri Mendeleev?
A bond in which two atoms share electrons.
What is a covalent bond?
Avogadro's Number is equal to the number of units of a substance is one of these.
What is a mole?
A hypothesis is an idea must be repeatable and that can be tested. Testing a hypothesis results in one of the two, following, dichotomous outcomes.
What is it is either supported or unsupported?
It's 6.022 x 1023
What is Avogadro's Number
A substance which undergoes a change in a chemical reaction.
What is a reactant?
This law states that the total mass of reactant undergoing a chemical reaction is always equal to the total mass of the product in a chemical change.
What is the Law of Conservation of Mass, in terms of a chemical reaction.
In this state of matter, a substance has a definite volume, but no definite shape.
What is liquid.
Credited with creating the first atomic theory, three of his five points are still accepted as true today.
Who is John Dalton?
In this type of reaction, binary compounds typically break down into two elements.
What is a decomposition reaction?
This is a measure of the amount of order within a system.
What is entropy?