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Mr. Wissmann's Accelerated Chemistry Final Review Part 3
Test Description: Review for the accelerated chemistry final
Instructions: Answer all questions to get your test result.
1) The following ground state electron configuration represents which element? 1s2 2s2 2p5
A
F
B
O
C
C
D
B
2) Which ion does not have the same electron configuration of Argon(1s2, 2s2 2p6, 3s2 3p6)?
A
Cl-1
B
Ca+2
C
Na+1
D
K+1
3) Which form of electromagnetic radiation has the shortest wavelength?
A
radio waves
B
visible light
C
x-rays
D
microwaves
4) Which form of electromagnetic radiation has the lowest frequency?
A
radio waves
B
visible light
C
x-rays
D
microwaves
5) Iron has ________ electrons in the third energy level?
A
13
B
8
C
15
D
14
6) Which of the following has the least energy?
A
microwaves
B
radio waves
C
gamma rays
D
x-rays
7) How many ml of solution are needed to make a 5.78 M solution with 2.98 moles of CaO?
A
520 mL
B
0.0532 mL
C
0.52 mL
D
53.2 mL
8) How many grams of Al2Cl3 are needed to create a 6.7 M solution using 400ml of water?
A
430 g
B
512 g
C
2.69 g
D
356 g
9) You are given 100.0 ml of a 2.0 M solution of KOH. What would be the molarity of the solution if it is diluted to a volume of 1000 ml?
A
0.002 M
B
2 M
C
0.02 M
D
0.2 M
10) You are given 250.0 ml of a 12.0 M solution of CsOH. What would be the volume of the solution if it is diluted to a concentration of 5M?
A
60 L
B
6 L
C
600 L
D
0.6 L
11) which compound has an atom with an oxidation number of -3
A
(NH4)2SO4
B
NaClO4
C
CaCl2
D
CO2
12) How much water must be evaporated from 500 mL of 1 M NaOH to make it 2.5 M?
A
200 mL
B
400 mL
C
300 mL
D
100 mL
13) Select the compound that is NOT a conductor in aqueous solution:
A
CH3OH
B
HCl
C
CuSO4
D
NaCl
14) The correct ranking of halogens, from the most reactive to the least reactive, is:
A
F-Cl-Br-I
B
I-Cl-F-Br
C
Cl-Br-F-I
D
Cl-F-Br-I
15) The frequency of the strong red line in the electromagnetic spectrum of potassium is 3.91 x 1014 Hz. What is the wavelength of this light in nanometers?
A
706 nm
B
634 nm
C
767 nm
D
412 nm
16) The spectral line of lithium occurs at 671 nm. Calculate the energy of one photon of this light.
A
1.46 x 10^-19 J
B
3.45 x 10^-19 J
C
2.96 x 10^-19 J
D
1.41 x 10^-19 J
17) The Pauli Exclusion Principle states that
A
no two electrons can occupy separate orbitals
B
no two electrons can have the same four quantum numbers
C
no two electrons can have the same energy
D
electrons will fill lowest energy levels first
18) Which of the following is considered a metalloid?
A
Mn
B
S
C
Cr
D
Si
19) The atom with the largest radius is
A
Bi
B
Kr
C
Br
D
He
20) Which of the following is incorrectly identified?
A
HCl - strong acid
B
Al(OH)3 - strong base
C
H2CO3 - weak acid
D
NaOH - strong base
*select an answer for all questions
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