Show:
Atomic Structure
Covalent Bonds
Nuclear Chemistry
Chemical Reactions
The Mole
100
positively charged subatomic particle
What is a proton
100
atoms joined together with a covalent bond
What is a molecule
100
emits energy when it decays
What is an unstable nucleus
100
a substance that speeds up the reaction but is not consumed in the reactions
What is a catalyst
100
6.02 x 10^23 representative particles
What is Avogadro's number
200
neutral subatomic particle
What is a neutron
200
molecule composed of 2 atoms
What is a diatomic molecule
200
a beta particle is a(n)
What is a electron
200
an equation in which each side has the same number of atoms of each element
What is a balanced equation
200
the mass of 1 mole (g/mol)
What is the molar mass
300
number of protons in nucleus of an atom
What is the atomic number
300
two or more DIFFERENT atoms held together by covalent OR an ionic bond
What is a compound
300
a reaction in which small nuclei combine to form a heavier nucleus
What is fusion
300
a new substance formed in a chemical reaction
What is a product
300
22.4 L of gas in one mole (L/mol)
What is molar volume
400
atoms that have the same number of protons but different number of neutrons
What is an isotope
400
sharing a single pair of electrons
What is a single covalent bond
400
the splitting of a nucleus into smaller fragments
What is fission
400
when two or more substances react to form a single new substance
What is a combination reaction
400
states that equal volumes of gases at the same temperature and pressure contain equal numbers of particles
What is Avogadro's Hypothesis
500
total number of protons and neutrons in nucleus of an atom
What is the mass number
500
shows how many atoms of each element a molecule contains
What is the molecular formula
500
an instrument that is used routinely to check a persons exposure to radiation
What is a film badge
500
when a single reactant forms 2 or more products
What is a decomposition reaction
500
a temperature of zero degrees celsius and a pressure of 101.3 kPa, or one atmosphere (atm)
What is standard temperature and pressure (STP)