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How many valence electrons are in an atom of magnesium?
2 3 4 5
0% 0%0%0%
1. 2
2. 3
3. 4
4. 5
![Page 2: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/2.jpg)
How many dots around a silicon atom in a Lewis Dot?
2 4 6 8
0% 0%0%0%
1. 2
2. 4
3. 6
4. 8
![Page 3: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/3.jpg)
What is the charge on the strontium ion?
2-
1-
1+
2+
0% 0%0%0%
1. 2-
2. 1-
3. 1+
4. 2+
![Page 4: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/4.jpg)
What is the formula of the ion formed when potassium achieves noble-gas electron
configuration?
K2+
K1+ K
1- K
2-
0% 0%0%0%
1. K2+
2. K1+
3. K1-
4. K2-
![Page 5: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/5.jpg)
Which of the following elements forms an ion with a charge of -1?
fluorin
e
hyd
rogen
pota
ssiu
m
sodiu
m
0% 0%0%0%
1. fluorine
2. hydrogen
3. potassium
4. sodium
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How many electrons does nitrogen gain in order to achieve a noble-gas electron
configuration?
1 2 3 4
0% 0%0%0%
1. 1
2. 2
3. 3
4. 4
![Page 7: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/7.jpg)
How does oxygen obey the octet rule when reacting to form compounds?
It g
ains
ele
ctro
ns.
It g
ives
up
elec
trons.
It d
oes n
ot chan
ge it.
..
Oxy
gen d
oes n
ot ob..
0% 0%0%0%
1. It gains electrons.
2. It gives up electrons.
3. It does not change its number of electrons.
4. Oxygen does not obey the octet rule.
![Page 8: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/8.jpg)
What is the charge on each cation in the ionic compound sodium sulfide?
-1 1 2 -2
0% 0%0%0%
1. 1-
2. 1
3. 2
4. 2-
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What is the net charge of the ionic compound calcium fluoride?
2-
1- 0 1
0% 0%0%0%
1. 2-
2. 1-
3. 0
4. 1
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Which of the following is true about an ionic compound?
It is
a s
alt.
It is
hel
d toge
ther
by
...
It is
com
posed
of a
ni...
all
of th
e ab
ove
0% 0%0%0%
1. It is a salt.
2. It is held together by ionic bonds.
3. It is composed of anions and cations.
4. all of the above
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How many valence electrons are transferred from the calcium atom to iodine in the
formation of the compound calcium iodide?
0 1 2 3
0% 0%0%0%
1. 0
2. 1
3. 2
4. 3
![Page 12: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/12.jpg)
What is the formula for the ionic compound sodium nitride?
Na3
N
NaN
3
Na2
N2 N
aN
0% 0%0%0%
1. Na3N
2. NaN3
3. Na2N2
4. NaN
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What is the formula for aluminum oxide?
Al2
O3
AlO
3
Al3
O2
AlO
0% 0%0%0%
1. Al2O3
2. AlO3
3. Al3O2
4. AlO
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What is the formula for potassium sulfide?
KS2
K2S
2 K
2S KS
0% 0%0%0%
1. KS2
2. K2S2
3. K2S
4. KS
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How does titanium obey the octet rule when reacting to form compounds?
It g
ains
ele
ctro
ns.
It g
ives
up
elec
trons.
It d
oes n
ot chan
ge it.
..
Cal
cium
does
not
ob..
0% 0%0%0%
1. It gains electrons.
2. It gives up electrons.
3. It does not change its number of electrons.
4. Calcium does not obey the octet rule.
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What is the charge of the anion in the ionic compound calcium sulfide?
-1 1 2 -2
0% 0%0%0%
1. -1
2. 1
3. 2
4. -2
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What is the charge of the cation in the ionic compound CaS?
1- 1 2
- 2
+
0% 0%0%0%
1. 1-
2. 1
3. 2-
4. 2+
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What is the charge on each ammonium ion in Rb3N?
3-
2-
1-
1+
2+
0% 0% 0%0%0%
1. 3-
2. 2-
3. 1-
4. 1+
5. 2+
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What is the net charge of the ionic compound calcium fluoride?
2-
1- 0 1
0% 0%0%0%
1. 2-
2. 1-
3. 0
4. 1
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What is the formula for the ionic compound sodium nitrite?
Na3
NO3
Na3
N
Na2
NO3
NaN
O3
0% 0%0%0%
1. Na3N3
2. Na3N
3. Na2N3
4. NaN3
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What is the formula ofiron(III) oxide?
FeO
3 F
eO
Fe2
O3
Fe3
O2
0% 0%0%0%
1. FeO3
2. FeO
3. Fe2O3
4. Fe3O2
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What is the formula for potassium sulfide?
K2S
O4
K2(
SO)4
K2(
SO4)2
K(S
O4)2
0% 0%0%0%
1. K2S
2. K2S4
3. K4S2
4. K(SO4)2
![Page 23: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/23.jpg)
What is the formula of the ion formed when potassium achieves noble-gas electron
configuration?
K2+
K1+ K
1- K
2-
0% 0%0%0%
1. K2+
2. K1+
3. K1-
4. K2-
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Name the following compound: CaCl2
Cal
cium
dic
hlorid
e
Cal
cium
(II)
chlo
ride
Cal
cium
chlo
ride
Cal
cium
chlo
rine
0% 0%0%0%
1. Calcium dichloride
2. Calcium (II) chloride
3. Calcium chloride
4. Calcium chlorine
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What is the correct formula for magnesium chloride?
MnCl
Mn2C
l
MnCl2
Mn2C
l2
0% 0%0%0%
1. MgCl
2. Mg2Cl
3. MgCl24. Mg2Cl2
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What is the correct formula for sodium phosphate?
NaP
NaP
O4
Na3
PO4
Na(
PO4)3
0% 0%0%0%
1. NaP
2. NaPO4
3. Na3PO4
4. Na(PO4)3
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How many valence electrons are in an atom of magnesium?
2 3 4 5
0% 0%0%0%
1. 2
2. 3
3. 4
4. 5
![Page 28: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/28.jpg)
How many valence electrons are in a silicon atom?
2 4 6 8
0% 0%0%0%
1. 2
2. 4
3. 6
4. 8
![Page 29: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/29.jpg)
How does calcium obey the octet rule when reacting to form compounds?
It g
ains
ele
ctro
ns.
It g
ives
up
elec
trons.
It d
oes n
ot chan
ge it.
..
Cal
cium
does
not
ob..
0% 0%0%0%
1. It gains electrons.
2. It gives up electrons.
3. It does not change its number of electrons.
4. Calcium does not obey the octet rule.
![Page 30: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/30.jpg)
What is the electron configuration of the calcium ion?
1s2
2s22
p63s
2
1s2
2s22
p63s
23p6
1s2
2s22
p63s
23p6
4s2
1s2
2s22
p63s
23p2
4s2
0% 0%0%0%
1. 1s22s22p63s2
2. 1s22s22p63s23p6
3. 1s22s22p63s23p64s2
4. 1s22s22p63s23p24s2
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What is the electron configuration of the sulfide ion?
1s2
2s22
p63s
23p6
1s2
2s22
p63s
23p2
1s2
2s22
p63s
23p4
1s2
2s22
p63s
6
0% 0%0%0%
1. 1s22s22p63s23p6
2. 1s22s22p63s23p2
3. 1s22s22p63s23p4
4. 1s22s22p63s6
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What is the charge on the strontium ion?
2-
1-
1+
2+
0% 0%0%0%
1. 2-
2. 1-
3. 1+
4. 2+
![Page 33: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/33.jpg)
What is the formula of the ion formed when potassium achieves noble-gas electron
configuration?
K2+
K1+ K
1- K
2-
0% 0%0%0%
1. K2+
2. K1+
3. K1-
4. K2-
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Which of the following elements forms an ion with a charge of -1?
fluorin
e
hyd
rogen
pota
ssiu
m
sodiu
m
0% 0%0%0%
1. fluorine
2. hydrogen
3. potassium
4. sodium
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How many electrons does nitrogen gain in order to achieve a noble-gas electron
configuration?
1 2 3 4
0% 0%0%0%
1. 1
2. 2
3. 3
4. 4
![Page 36: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/36.jpg)
How does oxygen obey the octet rule when reacting to form compounds?
It g
ains
ele
ctro
ns.
It g
ives
up
elec
trons.
It d
oes n
ot chan
ge it.
..
Oxy
gen d
oes n
ot ob..
0% 0%0%0%
1. It gains electrons.
2. It gives up electrons.
3. It does not change its number of electrons.
4. Oxygen does not obey the octet rule.
![Page 37: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/37.jpg)
What is the electron configuration of the oxide ion (O)?
1s2
2s2
1s2
2s22
p2
1s2
2s22
p4
1s2
2s22
p6
0% 0%0%0%
1. 1s22s2
2. 1s22s22p2
3. 1s22s22p4
4. 1s22s22p6
![Page 38: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/38.jpg)
What is the charge on the cation in the ionic compound sodium sulfide?
-1 1 2 -2
0% 0%0%0%
1. -1
2. 1
3. 2
4. -2
![Page 39: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/39.jpg)
What is the net charge of the ionic compound calcium fluoride?
2-
1- 0 1
0% 0%0%0%
1. 2-
2. 1-
3. 0
4. 1
![Page 40: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/40.jpg)
Which of the following is true about an ionic compound?
It is
a s
alt.
It is
hel
d toge
ther
by
...
It is
com
posed
of a
ni...
all
of th
e ab
ove
0% 0%0%0%
1. It is a salt.
2. It is held together by ionic bonds.
3. It is composed of anions and cations.
4. all of the above
![Page 41: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/41.jpg)
How many valence electrons are transferred from the calcium atom to iodine in the
formation of the compound calcium iodide?
0 1 2 3
0% 0%0%0%
1. 0
2. 1
3. 2
4. 3
![Page 42: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/42.jpg)
What is the formula for the ionic compound sodium nitride?
Na3
N
NaN
3
Na2
N2 N
aN
0% 0%0%0%
1. Na3N
2. NaN3
3. Na2N2
4. NaN
![Page 43: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/43.jpg)
What is the formula unit of aluminum oxide?
Al2
O3
AlO
3
Al3
O2
AlO
0% 0%0%0%
1. Al2O3
2. AlO3
3. Al3O2
4. AlO
![Page 44: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/44.jpg)
What is the formula for potassium sulfide?
KS2
K2S
2 K
2S KS
0% 0%0%0%
1. KS2
2. K2S2
3. K2S
4. KS
![Page 45: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/45.jpg)
An ionic bond is a bond between ____.
a c
atio
n and a
n anio
n
val
ence
ele
ctro
ns an
...
the
ions
of two d
iffer
e..
the
ions
of two d
iffer
e..
0% 0%0%0%
1. a cation and an anion
2. valence electrons and cations
3. the ions of two different metals
4. the ions of two different nonmetals
![Page 46: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/46.jpg)
Write the formula for the compound barium oxide.
![Page 47: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/47.jpg)
Write the formula for the compound rubidium phosphide.
![Page 48: How many valence electrons are in an atom of magnesium? 1.2 2.3 3.4 4.5](https://reader036.vdocuments.us/reader036/viewer/2022062515/56649cd75503460f9499ee74/html5/thumbnails/48.jpg)
Write the formula for the compound boron chloride.