Unit 1:Atom and Intro
Unit 2:PT
Naming
Formulas
Wildcard
100
An electron absorbs 9.8 electron volts of energy. How many electron volts will it release when it goes back to the ground state?
9.8 electron volts
100
CP: What element is 1s2 2s2 2p6 3s2 3p2?
Honors: What element is this?
CP: Silicon
Honors: Nitrogen
100
Name SrO
Strontium Oxide
100
What is the formula for francium sulfide?
Fr2S
100
When are eClass quizzes due?
DAILY DOUBLE
The night before the test!
200
What is the volume of the liquid?
36.5 mL (or 36.4 mL or 36.6 mL)
200
Why are noble gases unreactive?
Full valence shell, octet rule satisfied
200
Name Rb2CO3
Rubidium Carbonate
200
Potassium Chloride
KCl
200
Why did the atomic model change over time?
New evidence/new discoveries
300
Group the isotopes together
a) 3 protons 4 neutrons
b) 3 protons 3 neutrons
c) 4 protons 4 neutrons
d) 3 protons 5 neutrons
e) 4 protons 5 neutrons
A,B,D are a group of isotopes
C and E are a group of isotopes
(same protons, different neutrons)
300
Which of the following has the highest ionization energy?
A. 1s22s22p5
B. 1s22s22p63s23p64s23d10 4p5
C. 1s22s22p63s23p64s2
A. 1s22s22p5
Flourine
300
Al(OH)3
Aluminum Hydroxide
300
Vanadium (IV) Oxide?
VO2
300
An element with a higher number of valence electrons will most likely be a...
a) metal
b) metalloid
c) nonmetal
d) polyatomic ion
C) nonmetal
(right side of periodic table)
400
Calculate the average atomic mass
Isotope Mass(amu) Abundance
X-34 34.112 75.00%
X-35 35.009 21.40%
X-36 36.122 3.60%
34.376 amu
400
What is the trend for atomic radius as you go across the periodic table? As you go down the periodic table?
Decreases across the periodic table
Increases down the periodic table
400
What is the name for ScCl3?
Scandium (III) Chloride
400
Gold (II) Silicate
AuSiO3
400
Which of these is NOT an ionic compound?
a) ZrO
b)BaI2
c)AgCl
d)CS2
d) CS2
two nonmetals
Ionic = one metal one nonmetal
500
Put these models in order from least current to most current (put the letters in order from least to most current)
A)
B)
C)
D)
A,D,C,B
Plum pudding, nuclear, solar system, quantum
500
Explain why potassium and calcium are not likely to react with each other?
Hint: Think about why things react in the first place...
Potassium and calcium are both metals and would need to LOSE electrons in order to satisfy the octet rule
500
Y2(C2O4)3
Yttrium (III) Oxalate
500
What is the formula for aluminum dichromate?
Al2(Cr2O7)3
500
Explain what this Bohr Diagram shows?
how many valence electrons does this atom have?
What group would you expect it to be in?
Pick an atom that will have similar properties to this atom and write the noble gas configuration for that atom.
how many valence electrons does this atom have? 5
What group ? Nitrogen group 5A
Pick similar properties to this atom and write the noble gas configuration for that atom. [Ne] 3s23p3, [Ar] 4s23d104p3