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WorksheetsTest bank review Chem unit 6
Total questions: 78
Worksheet time: 2hrs 33mins
Name
Class
Date
1.
Atomic Radius is...
a)
the relative size of the atom's nucleus
b)
the relative size of the atom's electron cloud
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
2.
As you move down the periodic table atoms get bigger. This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
3.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
4.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium
c)
francium
d)
cesium
5.
The atom with the largest atomic radius in Group 18 is -
a)
Ar
b)
He
c)
Kr
d)
Rn
6.
Which periodic group has the smallest atomic radius?
a)
Alkali metals
b)
Halogens
c)
Noble Gases
d)
Transition metals
7.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
8.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
9.
Which of the following will have a higher ionization energy than arsenic (As)?
a)
Gallium (Ga)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
10.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends.
11.
Atoms that have a high electronegativity, _______________.
a)
give up their electrons more easily.
b)
hold on to their electrons more tightly.
c)
have more electron shells.
12.
Which of the following will have a higher electronegativity than arsenic (As)?
a)
Carbon (C)
b)
Neon (Ne)
c)
Antimony (Sb)
d)
Germanium (Ge)
13.
As atoms of elements in group 16 are considered in order from top to bottom, the electronegativity of each successive element....
a)
decreases
b)
increases
c)
remains the same
d)
none of the above
14.
The electronegativity of Cl is the highest in Period 2. Why?
a)
Cl is the largest and has the greatest effective nuclear charge
b)
Cl is the smallest and has the lowest effective nuclear charge
c)
Cl is the largest and has the lowest effective nuclear charge
d)
Cl is the smallest and has the greatest effective nuclear charge
15.
What term is used to describe "an atom's tendency to attract electrons to itself when is is chemically combined with another element"
a)
electronation
b)
electron affinity
c)
electronegativity
d)
electrolysis
16.
What term is used to describe "The energy required to remove an electron from gaseous atoms"
a)
excitation energy
b)
ionization energy
c)
polarization energy
d)
electrolytic energy
17.
What term is used to describe "A measure of the size of an atom"
a)
chemical reactivity
b)
atomic radius
c)
energy levels
d)
orbit
18.
Atomic radius INCREASES when you go (a) a group
19.
Atomic radius DECREASES when
a)
when you go across a row from right to left
b)
when you go down a group
c)
when you go across a row from left to right
d)
when you go across a group from left to right
20.
Put in order from biggest to smallest (decreasing size)
a)
Calcium
b)
Iron
c)
Zinc
d)
Bromine
e)
Krypton
1)
2)
3)
4)
5)
21.
Ionization energy ________________ as you go DOWN a group
a)
increases
b)
decreases
22.
Which atom has larger ionization energy
a)
aluminum
b)
sulfur
23.
Which atom has smaller ionization energy
a)
strontium
b)
iodine
24.
This element has the lowest electron affinity
a)
magnesium
b)
sodium
c)
silicon
d)
sulfur
25.
What element is the most electronegative
a)
chlorine
b)
bromine
c)
iodine
d)
astatine
26.
What element is the LEAST electronegative
a)
cadmium (Cd)
b)
antimony (Sb)
c)
Zirconium (Zr)
d)
Strontium (Sr)
27.
What metal is most reactive
a)
lithium
b)
sodium
c)
potassium
d)
rubidium
28.
What non-metal is the most reactive
a)
iodine
b)
sulfur
c)
oxygen
d)
fluorine
29.
Which metal ion (cation) is the smallest
a)
oxide ion (oxygen ion)
b)
nitride ion (nitrogen ion)
c)
aluminum ion
d)
magnesium ion
30.
Which element has the greater ionization energy?
a)
Magnesium
b)
Phosphorus
31.
Put the following in order of increasing ionization energy:Strontium, Aluminum, Indium
a)
Strontium, Indium, Aluminum
b)
Strontium, Aluminum, Indium
c)
Indium, Aluminum, Strontium
d)
Aluminum, Indium, Strontium
32.
Put the following in order of increasing ionization energy:Cobalt, Tungsten, Ruthenium
a)
Tungsten, Ruthenium, Cobalt
b)
Cobalt, Tungsten, Ruthenium
c)
Ruthenium, Cobalt, Tungsten
d)
Cobalt, Ruthenium, Tungsten
33.
Put these in increasing order of atomic radii:
F, N, B
F, N, B
a)
B < N < F
b)
B < F < N
c)
N < F < B
d)
F < N < B
34.
The element with the lowest electronegativity in Period 3 is -
a)
Na
b)
Cl
c)
Ar
d)
Mg
35.
Which of the following elements has the smallest atomic radius: Li, O, C, F?
a)
Li
b)
O
c)
C
d)
F
36.
Of the elements Ca, Be, Ba, and Sr, which has the largest atomic radius?
a)
Be
b)
Ba
c)
Ca
d)
Sr
37.
Rank the following elements by increasing atomic radius:
carbon, aluminum, oxygen, phosphorus.
Not sure? check out page 151 in your textbook
carbon, aluminum, oxygen, phosphorus.
Not sure? check out page 151 in your textbook
a)
O, C, P, Al
b)
Al, P, C, O
c)
O,P, C, Al
d)
O, P, Al, C
38.
The general trend of metal ion size is that they decrease in size as you move from ______ to ______ on the PT.
a)
Right to left
b)
Left to right
c)
Diagonally
d)
Top to bottom
39.
The general trend of non-metal ion size is that they increase in size as you move from ______ to ______ on the PT.
a)
Left to right
b)
Bottom to top
c)
Top to bottom
40.
What element is the MOST reactive metal on the PT?
a)
Cu
b)
Mn
c)
F
d)
Fr
41.
Which element is a metalloid?
a)
S
b)
Br
c)
As
d)
Au
42.
Alkali metals are characterized by their...
a)
Formation of +2 charges
b)
High levels of reactivity
c)
Low melting points
d)
valence electrons in the "p" block
43.
Noble gases are characterized by...
a)
High reactivity
b)
Being solid at room temperature
c)
Low ionization energy
d)
Full valence shell of electrons
44.
Calcium belongs to which orbital block? (s, p, d, or f)
a)
s
b)
p
c)
d
d)
f
45.
Which of the following will have a lower ionization energy than Scandium (Sc)?
a)
Helium (He)
b)
Titanium (Ti)
c)
Calcium (Ca)
d)
Magnesium (Mg)
46.
Which atom has the largest atomic radius?
a)
potassium
b)
rubidium
c)
francium
d)
cesium
47.
As you move down the periodic table atoms get bigger. This is because ____________.
a)
The atoms have more mass.
b)
The atoms have more protons.
c)
The atoms have more energy levels
d)
The atoms have more nuetrons
48.
As you move across the periodic table atoms tend to get smaller because, ______________.
a)
the atoms have more mass.
b)
the atoms have less mass
c)
the atoms have more protons.
d)
the atoms have less electrons.
49.
Atoms that have a high electronegativity, _______________.
a)
give up their electrons more easily.
b)
hold on to their electrons more tightly.
c)
have more electron shells.
50.
Electronegativity is...
a)
how good an atom is at attracting electrons
b)
the ability of an atom to lose electrons
c)
the energy required to remove an electron from a specific atom
d)
how easy it is to make friends.
51.
Ionization energy is...
a)
the energy required to add an electron to a specific atom
b)
how much energy it takes to remove an electron from an atom
c)
the energy required to shield the outer electrons from the nucleus
d)
a measure of the ability of an atom to attract electrons
52.
The atom with the largest atomic radius in Group 18 is -
a)
Ar
b)
He
c)
Kr
d)
Rn
53.
The element with the largest electronegativity in the halogens is -
a)
At
b)
F
c)
Cl
d)
Br
54.
The element with the lowest electronegativity in Period 3 is -
a)
Na
b)
Cl
c)
Ar
d)
Mg
55.
Which periodic group has the smallest atomic radius?
a)
Alkali metals
b)
Halogens
c)
Noble Gases
d)
Transition metals
56.
Atomic radius generally increases as we move __________.
a)
down a group and from right to left across a period
b)
up a group and from left to right across a period
c)
down a group and from left to right across a period
d)
up a group and from right to left across a period
57.
Electronegativity __________ from left to right within a period and __________ from top to bottom within a group.
a)
decreases, increases
b)
increases, increases
c)
increases, decreases
d)
stays the same, increases
58.
Which of the following pairs of elements have similar properties
a)
Barium and Calcium
b)
Sodium and Magnesium
c)
Nickel and Copper
d)
Lithium and Helium
59.
Which of the following is true for Calcium
a)
Metal and Low electronegativity value
b)
Metal and has 2 valence electrons
c)
Metal, Low electronegativity, has 2 valence electrons
d)
Metal and Semi conductor
60.
Which of the following electron configurations represents the most chemically stable atom?
a)
[Ne] 3s1
b)
[Ne] 3s2 3p3
c)
[Ne] 3s2 3p6
d)
[Ar] 4s2 3d6
61.
The minimum energy required to remove an electron from the ground state of an atom
a)
electron configuration
b)
energy levels
c)
ionization energy
d)
ionic bond
62.
The tendency of an atom to attract electrons and acquire a negative charge
a)
electronegativity
b)
charge
c)
bonding ability
d)
electron configuration
63.
A group of elements that includes the most active of the elements is the -
a)
halogens.
b)
noble gases.
c)
nitrogen group.
d)
alkaline earth metals.
64.
Which is larger:
P or P-3
P or P-3
a)
P
b)
P-3
c)
both are same size
65.
Which element is a member of the halogen family?
a)
Sulfur
b)
Chlorine
c)
Argon
d)
Carbon
66.
Which element is a member of the noble gases?
a)
Te
b)
Iodine
c)
Xenon
d)
Nitrogen
67.
Which of the following is a nonmetal?
a)
Sulfur
b)
Lithium
c)
Sodium
d)
Silicon
68.
Which of the following is a transition metal?
a)
Mercury
b)
Oxygen
c)
Calcium
d)
Aluminum
69.
Where are the metalloids located on the periodic table?
a)
To the right of the staircase
b)
On the staircase
c)
To the left of the staircase
d)
Who knows
70.
This group is the most reactive of the metals
a)
Alkali
b)
Alkaline earth
c)
Transition
d)
Other metals
71.
Which element has similar properties to magnesium?
a)
Sodium
b)
Aluminum
c)
Calcium
d)
Chlorine
72.
The Modern Periodic Table of Elements is arranged by
a)
atomic mass
b)
atomic number
c)
valence electrons
d)
number of isotopes
73.
Why were there blank spaces left in Mendeleev's periodic table?
a)
He didn't know what to put there.
b)
Undiscovered elements not yet known.
c)
Multiple elements could have fit
d)
He forgot to add the elements in.
74.
Who arranged the periodic table by increasing atomic number?
a)
Mendeleev
b)
Rutherford
c)
Bohr
d)
Mosely
75.
Which property did Mendeleev use to order his periodic table?
a)
Shielding effect
b)
Eletronegitivity
c)
Atomic Weight
d)
Metallic Character
76.
poor conductors; found in upper right of PT; dull and brittle; mostly gases
a)
metalloids
b)
metals
c)
semiconductors
d)
nonmetals
77.
Metalloids; select all that are true
a)
form a vertical line
b)
have properties of metals and nonmetals
c)
semiconductors
d)
shiny, brittle solids
78.
Group 2; less reactive than Group 1
a)
Alkali Metals
b)
Alkaline Earth Metals
c)
Transition Metals
d)
Actinides
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