Periodic Table
Chemical Bonding
Chemical Reactions
Dimensional Analysis
Others
100
The atomic number can be found here in the periodic table
What is "above the element?"
100
This kind of bond is always formed between a non-metal and a non-metal.
What is a covalent bond?
100
Fill in the blanks:
__Fe + __O2 --> __Fe2O3
What is 4, 3, 2
100
When setting up our Dimensional analysis, ____ always goes on the bottom of the next fraction
What is "the units that cancel out"
100
This is the simplest form of a chemical formula, showing the ratio between the elements.
What is empirical formula?
200
This is what the atomic mass represents
What is the number of protons and neutrons
or
What is the weight of the elements
200
In an ionic bond, this happens to the electrons.
What is "giving away" or "taking"
200
This kind of reaction always has oxygen as a reactant and releases heat and energy.
What is combustion?
200
Using Dimensional Analysis, this many dozens is in 48 cookies.
What is 4 dozens?
200
the electron configuration of Titanium
What is [Ar]4s23d2
300
This is how much an element wants electrons.
What is electronegativity?
300
A lewis dot structure of Sulfur and how many electrons it needs to be complete
What is (drawing) and 2 electrons
300
This kind of reaction is:
Ca(NO3) + KBr --> CaBr2 + KNO3
What is double replacement?
300
This many atoms are in 3.81 moles of Na.
What is 2.29 x 1024 atoms
300
The percent composition of H2O.
What is 11.19% H and 88.81% oxygen
400
This is the trend for electronegativity.
What is "increasing to the right, decreasing going down"
400
Ca2+ and NO2- forms what compound?
What is Ca(NO2)2
400
The product(s) of this single replacement reaction:
KCl + Mg --> ?
What is MgCl2 and K
400
This many moles is in 5 grams of NaOH.
what is 0.125 moles?
400
The molecular formula for an element with molar mass of 78.1g and an empirical formula of CH
What is C6H6
500
The average atomic mass of this:
What is 126.3 amu?
500
A drawing of what happens when Magnesium and Fluorine tries to bond.
What is "a drawing??"
500
The balanced equation for the combustion of C3H8
What is
C3H8 + 5O2 --> 3CO2 + 4H2O
500
This many atoms are in 0.32 grams of Aluminum.
What is 7.14 x 1021 atoms?
500
The Empirical formula for a compound with 52% Zinc, 9.6% Carbon, and 38.4% Oxygen
What is ZnCO3?