Periodic Table Knowledge
What is Group 6's ionic charge?
-2
One reactant breaks apart to form two or more products
Decomposition
What is solid → liquid?
Melting
1s2 2s2 2p6
Neon
__ H2 + __ O2 → __ H2O
2 H2 + O2 → 2 H2O
The majority of chemical elements in the periodic chart are ___?
Metals
8Fe + S8 → 8FeS
Synthesis
What is gas → liquid?
Condensation
Nitrogen
__ P + __ O2 → __ P2O5
4 P + 5 O2 → 2 P2O5
How many periods or rows are there on the periodic table?
CaCl2 + 2AgNO3 → Ca(NO3)2 + 2AgCl
Double Replacement
What are the three Endothremic phase changes?
Melting, Evaporation, Sublimation
1s2 2s2 2p6 3s2 3p1
Aluminun
__ C3H8 + __ O2 → __ CO2 + __H2O
C3H8 + 5 O2 → 3 CO2 + 4 H2O
The rows of the periodic table are ordered so that ___ are found on the right side, and ___ are found on the left.
Nonmetals, metals
2Fe + 3H2O → 3H2 + Fe2O3
Single Replacement
What is the Exothermic phase changes?
Condensation, Freezing, Deposition
1s2 2s2 2p6 3s2 3p6 4s2 3d2
Titanium
__ CO2 + __ H2O → __ C6H12C6 + __O2
6 CO2 + 6 H2O → C6H12C6 + 6 O2
Which scientist invented the periodic table?
Dmitri Mendeleev
C10H8 + 12O2 → 10CO2 + 4H2O
Combustion
_____ have the greatest amount of _____ energy, _____ have the least amount.
Gases, kinetic, and solids
What states that electrons occupy orbitals of lower energy first?
Aufbau Principle
__ AlBr3 + __ K2SO4 → __ KBr + __ Al(SO4)3
"Final Jeopardy" - What is the unit used going from moles to molecules
2 AlBr3 + 3 K2SO4 → 6 KBr + Al(SO4)3
6.022 x 10^23