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Periodic Table and Trends
States of Matter
Thermochemistry
Chemical Equations and Reactions
The Atom
100
The far right column of gases. This includes the element Argon.
What are the noble gases?
100
This is the state of matter in which the particles are spread very far apart.
What is gas?
100
The amount of hear required to raise 1g of a substance by 1 degree C.
What is specific heat?
100
This represents the reactants and products of a chemical reaction by their symbols and formulas.
What is a chemical equation?
100
The smallest particle of an element that retains the chemical properties of that element.
What is an atom?
200
This scientist was credited with making the first periodic table which is very similar to the one we use today.
Who is Dmitri Mendeleev
200
The state of matter which has a definite volume but not a definite shape.
What is a liquid?
200
The quantity of head needed to raise 1g of water by 1 degree C.
What is a Calorie?
200
These are substances that can help speed up a reaction.
What are catalysts?
200
The number of protons in the nucleus of each atom of that element.
What is an atomic number?
300
A vertical column of elements found in the periodic table.
What is a group?
300
The amount of space matter takes up. It can be measured by a measuring cup.
What is volume?
300
The amount of heat needed to increase the temperature of an object by 1 degree C.
What is heat capacity?
300
The formulas and symbols to the right of the arrow sign in a chemical reaction.
What is a product?
300
These are atoms of the same element that have different masses.
What are isotopes?
400
Dmitri Mendeleev arranged the elements in this certain way.
What is Atomic mass?
400
Two or more atoms held together by a chemical bond.
What is a molecule?
400
The exact opposite of vaporization?
What is Condensation?
400
A small whole number that appears in front of a formula in a chemical equation.
What is a coefficient?
400
6.0221367x10^23- is the number of particles in exactly one mole of a pure substance.
What is Avogadro's number?
500
These elements are found on the right hand side of the periodic table.
What are non-metals?
500
The measure of the amounts of matter in an object.
What is mass?
500
A reaction that gives off heat and also causes the solution to become hot.
What is an exothermic reaction?
500
The ions of two compounds exchange places in an aqueous solution to form two new compounds.
What is a double replacement reaction?
500
The amount of a substance that contains as many particles as there are atoms in exactly 12g of carbon-12.
What is a mole?