Balancing Equations
Bonding
Acids and Bases
Periodic Table
Miscellaneuos
100
Balance the equation: Fe + H2O --> Fe3O4 + H2
3Fe + 4H2O ---> 1Fe3O4 + 4H2
100
A bond between a metal and a non-metal; allows for the transfer of electrons.
What is an ionic bond?
100
The determining factor for whether a liquid is an acid or base.
What is the number of hydrogen ions?
100
The atomic number of each atoms represents
What are protons?
100
An element with the same number of protons, but different number of neutrons.
What is an isotope?
200
Balance the equation: N2H4 + O2 --> NO2 + H20
1N2H4 + 3O2 ---> 2NO2 + 2H20
200
A bond formed between nonmetal atoms that have similar electronegativities.
What is an intramolecular bond?
200
The pH value of a neutral liquid.
What is 7?
200
The atomic mass of each element is composed of both
What are protons and neutrons?
200
Balance the equation: CH4 + O2 ---> CO2 + H2O
1CH4 + 2O2 ---> 1CO2 + 2H2O
300
Balance the equation: CH4 + Cl2 ---> CCl4 + HCl
1CH4 + 4Cl2 ---> 1CCl4 + 4HCl
300
Draw a lewis-dot diagram for Ethane (C2H6).
300
The household item that contains an acid.
What is a battery?
300
The total distance from an atom's nucleus to the outer edge of its electron cloud. It increases as you go down the group.
What is an atomic radius?
300
Draw a lewis-dot diagram for CO2
400
Balance the equation: H2SO4 + Pb(OH)4 --> Pb(SO4)2 + H20
2H2SO4 + 1Pb(OH)4 --> 1Pb(SO4)2 + 4H20
400
What is the oxidation number of Oxygen in the equation: KClO3
What is +5 charge?
400
The most likely pH value for a weak acid.
What is 5?
400
The amount of energy required to remove an electron from a neutral atom. It increases as you go down the group.
What is first ionization energy?
400
Determine the oxidation number of Oxygen for OF2.
What is +2 charge?
500
Balance the equation: C7H10N + O2 --> CO2 + H20 + NO2
2C7H10N + 21O2 --> 14CO2 + 10H20 + 2NO2
500
What is the oxidation number of the central carbon in the equation: (CH₃COCH₃)
What is a +2 charge?
500
Given the equation representing a reversible reaction:
NH3 + H2O = NH4+ + OH-
According to one acid-base theory, the reactant in the reverse reaction that donates an H+ ion is
What is NH4+ ion?
500
How easily an atom can lose electrons and exhibit metallic properties (e.g., conductivity, malleability). Decreases as you go down the group.
What is metallic character?
500
The most electronegative atom.
What is Flourine?