Matter
Atoms and the Periodic Table
Ionic Bonding
Covalent Bonding
Chemical Reactions
100
What is water: An element, A Chemical, or A Mixture
A chemical
100
What is the charge of an electron?
Negative 1
100
What is the charge of an oxygen ion?
-2
100
Write the formula for Disulfur Pentabromide
S2Br5
100
How do you read the arrow in a chemical equation?
"yields" or "to yield"
200
What is 9.0132 x 10^-3 in regular notation?
.009132
200
Is potassium a metal, non-metal, or metalloid?
Metal
200
Name the following compound LiI
Lithium iodide
200
Name the following- N3F4
Trinitrogen Tetrafluoride
200
In which type of reaction to the two reactants come together to make one product?
Synthesis
300
Give three signs of a chemical reaction (chemical change)
Color change, gas produced (bubbles), temperature change, light produced, precipitate formed
300
What is ionization energy?
The amount of energy it takes to remove one electron from an element
300
Name the following compound NH4OH
Ammonium hydroxide
300
Draw the lewis dot structure for O2
See picture
300
What type of chemical reaction is Fe2O3 + C ---> Fe + CO2
Single displacement
400
What unit should be used to measure the density of lead?
grams/liter
400
Write the full electron configuration for phosphorus
1s2 2s2 2p6 3s2 3p3
400
What compound would Pb(IV) and N produce?
Pb3N4
400
What is the molecular geometry of PCl3
Trigonal pyramidal
400
Balance the following chemical equation Fe2O3 + C ---> Fe + CO2
2Fe2O3 + 3C ---> 4Fe + 3CO2
500
How many centimeters are in 74 kilometers?
740,000
500
Element Q has two isotopes Q-32 and Q-35. The average atomic mass of Q is 33.4. What percentage of Q is each of the two isotopes?
Q32= 53% Q35= 47%
500
Name the following compound Au3P2
Gold(II)Phosphide
500
Draw the lewis dot structure(s) for AsO3-
See picture
500
Write the following chemical equation with all states of matter and balance it Copper metal reacts with dissolved sulfur to yield copper (I) sulfide
2Cu(s) + S(aq) ---> Cu2S(s)
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