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WorksheetsMidterm Review Honors
Total questions: 31
Worksheet time: 41mins
Name
Class
Date
1.
How do x-rays differ from gamma rays?
a)
gamma rays have more energy
b)
x-rays have more energy
c)
gamma rays have a longer wavelength
d)
x-rays have a higher frequency
2.
What electron configuration matches an oxygen atom?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
3.
What electron configuration matches an oxygen ion?
a)
1s22s22p63s2, 3p64s23d104p5
b)
1s22s22p4
c)
1s22s22p6
d)
1s22s22p63s23p64s23d1
4.
Which element is a metalloid?
a)
Titanium
b)
Selenium
c)
Potassium
d)
Polonium
5.
What is the proper name for the compound -- N2O3
a)
sodium tetroxide
b)
dinitrogen trioxide
c)
binitrogen oxide
d)
nitrogen(II) oxide
6.
Which atom would have the largest atomic radius?
a)
potassium
b)
lithium
c)
sodium
d)
cesium
7.
What shape does the molecule of ammonia (NH3) have?
a)
tetrahedral
b)
trigonal pyramidal
c)
trigonal planar
d)
angular (bent)
8.
The following molecules contain polar bonds. The only polar molecule is
a)
CCl4
b)
CO2
c)
H2O
d)
BF3
9.
Which type of intermolecular force is the strongest?
a)
dipole-dipole interactions
b)
hydrogen bonding
c)
london dispersion forces
10.
Choose which polyatomic ion is known as the ammonium ion.
a)
NH4+
b)
NO31-
c)
NO21-
d)
N3-
11.
Which type of bond forms compounds that are nonconductors as solids but conductors in water?
a)
metallic
b)
ionic
c)
nonpolar covalent
d)
polar covalent
12.
How many protons, neutrons and electrons are in the sodium ion?
a)
11 protons, 12 neutrons, 11 electrons
b)
11 protons, 12 neutrons 10 electrons
c)
11 protons, 13 neutrons 10 electrons
d)
11 protons, 13 neutrons 11 electrons
13.
Which scientist is best known for his gold foil experiment?
a)
J.J. Tomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
14.
Which scientist is best known for his "Plum Pudding" model of the atom?
a)
J.J. Tomson
b)
Ernest Rutherford
c)
John Dalton
d)
Democritus
15.
Balance this equation-
_SeCl6+_O2>_SeO2+_Cl2
_SeCl6+_O2>_SeO2+_Cl2
a)
1,2,1,2
b)
1,1,1,3
c)
1,2,1,1
d)
2,1,1,1
16.
Balance this equation
_Zn+_HCl-->_ZnCl2 +_H2
_Zn+_HCl-->_ZnCl2 +_H2
a)
1,1,2,1
b)
1,1,1,2
c)
1,2,1,1
d)
2,1,1,1
17.
nitrous acid
a)
H2NO3
b)
HNO3
c)
HNO2
d)
H2NO2
18.
carbonic acid
a)
H2CO3
b)
H2CrO4
c)
H2C2O4
d)
HCO3
19.
What is the percentage of chromium in potassium dichromate?
a)
38.1%
b)
27.2%
c)
34.7%
d)
100%
20.
Based on the info below, solve for the molecular formula:
Empirical formula = NO
Molecular formula mass = 59.98g
Empirical formula = NO
Molecular formula mass = 59.98g
a)
NO
b)
N2O3
c)
N2O2
d)
N4O4
21.
Which element is pictured?
a)
neon
b)
fluorine
c)
magnesium
d)
argon
22.
Electrons occupy orbitals of lowest energy first is part of what electron configuration rule?
a)
Hund’s Rule
b)
Aufbau Principle
c)
Pauli Exclusion Principle
23.
If an electron moves from n=2 to n=4 ...
a)
it absorbs light
b)
it releases light
24.
What group does this element belong to?
a)
Group 1: Alkali metals
b)
Group 18: Noble Gases
c)
Group 2: Alkaline-Earth Metals
d)
Group 17: Halogens
25.
Which element in period four is a metalloid?
a)
Silicon
b)
Gallium
c)
Arsenic
d)
Titanium
26.
Type of intermolecular force present in HF.
a)
permanent dipole dipole
b)
London dispersion forces
c)
H-bond
d)
ionic
27.
Intermolecular force present in Cl2?
a)
permanent dipole-dipole
b)
H-bond
c)
london dispersion
d)
metallic
28.
What are the products when lithium chlorate decomposes?
a)
Li + ClO3
b)
LiCl + O2
c)
LiClO + O2
d)
LiCl + O3
29.
Convert 4.5 grams to kilograms
a)
450
b)
4500
c)
0.045
d)
0.0045
30.
Which symbol represents the spin quantum number?
a)
n
b)
l (this is L)
c)
ml
d)
ms
31.
What are the first 2 quantum numbers for bromine?
a)
n=4 l=1
b)
n=4 l=0
c)
n=7 l=1
d)
n=7 l=0
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