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Periodic Table
Electrons
Bonding
Reactions
Conv/Measures
100
What is the charge of Phosphorous (P) as an ion?
-3
100
How many total electrons does Mg2+ have?
10
100
What type of intramolecular bond is formed between two oxygen atoms?
Covalent bond
100
What state of matter does the symbol (aq) refer to in a reaction?
Aqueous
100
How many significant figures are in the value 5050
3, the 505
200
What is the group name of Bromine (Br)?
Halogen
200
Which electron sublevel comes after 3p?
4s
200
What type of intramolecular bond forms between oxygen (O) and iron (Fe)?
Ionic bond
200
What kind of reaction is this? A --> B + C
Decomposition
200
What is -20 degrees celsius in Kelvin?
253 Kelvin
300
What is the atomic mass of Lithium (Li)?
6.94 g/mole
300
How many valence electrons do alkali metals have?
1
300
What is the molecular shape when the central atom has three bonds and a lone pair?
Pyramidal
300
What state of matter does a chemical need to be so it is cancelled as a spectator ion?
Aqueous
300
What is the approximate molar mass of hydrofluoric acid (HF)?
~20 grams/mole
400
Which of the following atoms is the largest? Li or Rb
Rb
400
How many electrons can fit in the 2p sublevel?
6 e-
400
What type of intermolecular attraction is found between two non-polar molecules?
London dispersion forces
400
What is the sum of the coefficients when you balance the reaction Fe + O2 --> Fe2O3
9
400
How many moles of N2 are produced from 10 moles of NH3?

2 NH3 --> N2 + 3 H2

5 moles N2
500
How many protons, neutrons, and electrons does the ion 2713Al3+ have?
13 protons, 14 neutrons, 10 electrons
500
How many orbitals does the d sublevel have?
5
500
What is the name of the covalent molecule: N2O4?
Dinitrogen tetraoxide
500
What type of reaction is this? AB + CD --> AD + CB
Double-replacement
500
How many moles are there in 3.01x1023 particles?

1 mole = 6.02x1023 particles

0.5 moles