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Ions Flashcards

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1
Q

What is the formula for sodium chloride?

A

NaCl

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2
Q

What type of bond forms between metal and non-metal ions?

A

Ionic bond

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3
Q

True or False: Ionic compounds are usually soluble in water.

A

True

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4
Q

What ion does sodium (Na) typically form?

A

Na+

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5
Q

Fill in the blank: The ion Cl- is called __________.

A

Chloride

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6
Q

What is the charge of a magnesium ion?

A

Mg2+

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7
Q

Which of the following ions has a -2 charge? A) Na+ B) Ca2+ C) O2-

A

C) O2-

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8
Q

What is the chemical formula for calcium sulfate?

A

CaSO4

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9
Q

True or False: Ionic compounds conduct electricity in solid form.

A

False

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10
Q

What is the formula for potassium nitrate?

A

KNO3

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11
Q

What type of structure do ionic compounds typically form?

A

Giant ionic lattice

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12
Q

Which ion is represented by the symbol Fe3+?

A

Iron(III)

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13
Q

Fill in the blank: The ion SO4^2- is called __________.

A

Sulfate

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14
Q

What is the charge of an aluminum ion?

A

Al3+

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15
Q

Which of the following compounds is an ionic compound? A) H2O B) NaCl C) CO2

A

B) NaCl

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16
Q

What is the formula for ammonium sulfate?

A

(NH4)2SO4

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17
Q

True or False: Ionic compounds have low melting points.

A

False

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18
Q

What ion does calcium (Ca) typically form?

A

Ca2+

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19
Q

Fill in the blank: The ion NO3^- is called __________.

A

Nitrate

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20
Q

What is the chemical formula for lithium fluoride?

A

LiF

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21
Q

Which of the following ions has a +1 charge? A) Ca2+ B) K+ C) O2-

A

B) K+

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22
Q

What is the formula for barium chloride?

A

BaCl2

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23
Q

True or False: Ionic compounds are brittle.

A

True

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24
Q

What is the charge of a carbonate ion?

A

CO3^2-

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25
Fill in the blank: The ion PO4^3- is called __________.
Phosphate
26
What is the chemical formula for iron(II) oxide?
FeO
27
Which of the following compounds contains a polyatomic ion? A) NaCl B) NH4Cl C) HCl
B) NH4Cl
28
What is the formula for silver nitrate?
AgNO3
29
True or False: Ionic compounds can be gases at room temperature.
False
30
What ion does potassium (K) typically form?
K+
31
Fill in the blank: The ion C2H3O2^- is called __________.
Acetate
32
What is the chemical formula for magnesium chloride?
MgCl2
33
Which of the following ions has a -1 charge? A) OH^- B) SO4^2- C) Ca2+
A) OH^-
34
What is the formula for ammonium phosphate?
(NH4)3PO4
35
True or False: Ionic compounds are formed by the transfer of electrons.
True
36
What is the charge of a hydroxide ion?
OH^-
37
Fill in the blank: The ion MnO4^- is called __________.
Permanganate
38
What is the chemical formula for lead(II) sulfate?
PbSO4
39
Which of the following is a characteristic of ionic compounds? A) They are malleable B) They have high boiling points C) They are conductive in solid state
B) They have high boiling points
40
What is the formula for sodium bicarbonate?
NaHCO3
41
True or False: Metals tend to lose electrons and form positive ions.
True
42
What ion does sulfur (S) typically form?
S2-
43
Fill in the blank: The ion C2O4^2- is called __________.
Oxalate
44
What is the chemical formula for copper(II) sulfate?
CuSO4
45
Which of the following ions has a +2 charge? A) Zn2+ B) K+ C) Cl-
A) Zn2+
46
What is the formula for strontium fluoride?
SrF2
47
True or False: Ionic compounds are usually poor conductors of electricity when dissolved in water.
False
48
What ion does aluminum (Al) typically form?
Al3+
49
Fill in the blank: The ion Cr2O7^2- is called __________.
Dichromate
50
What is the chemical formula for zinc chloride?
ZnCl2
51
Which of the following compounds is an example of a ternary ionic compound? A) NaCl B) K2SO4 C) MgO
B) K2SO4
52
What is the formula for calcium carbonate?
CaCO3
53
True or False: Ionic compounds are formed from covalent bonds.
False
54
What ion does bromine (Br) typically form?
Br-
55
Fill in the blank: The ion NH4^+ is called __________.
Ammonium
56
What is the chemical formula for potassium sulfate?
K2SO4
57
Which of the following ions has a +3 charge? A) Al3+ B) Fe2+ C) Na+
A) Al3+
58
What is the formula for lithium sulfate?
Li2SO4
59
True or False: Ionic compounds can easily be vaporized.
False
60
What ion does nitrogen (N) typically form?
N3-
61
Fill in the blank: The ion CO2^2- is called __________.
Carbonate
62
What is the chemical formula for silver chloride?
AgCl
63
Which of the following compounds contains a transition metal? A) NaCl B) CuCl2 C) K2S
B) CuCl2
64
What is the formula for ammonium nitrate?
NH4NO3
65
True or False: Ionic compounds are typically soft and flexible.
False
66
What ion does phosphorus (P) typically form?
P3-
67
Fill in the blank: The ion AsO4^3- is called __________.
Arsenate
68
What is the chemical formula for calcium phosphate?
Ca3(PO4)2
69
Which of the following ions has a -3 charge? A) N3- B) O2- C) F-
A) N3-
70
What is the formula for sodium sulfate?
Na2SO4
71
True or False: Ionic compounds are usually gases at high temperatures.
False
72
What ion does selenium (Se) typically form?
Se2-
73
Fill in the blank: The ion HCO3^- is called __________.
Bicarbonate
74
What is the chemical formula for tin(II) chloride?
SnCl2
75
Which of the following compounds is an ionic compound? A) CH4 B) MgO C) CO2
B) MgO
76
What is the formula for potassium bromide?
KBr
77
True or False: Ionic bonds involve the sharing of electrons.
False
78
What ion does iodine (I) typically form?
I-
79
Fill in the blank: The ion CrO4^2- is called __________.
Chromate
80
What is the chemical formula for barium nitrate?
Ba(NO3)2
81
Which of the following ions has a +4 charge? A) C4+ B) Si4+ C) Sn4+
C) Sn4+
82
What is the formula for calcium hydroxide?
Ca(OH)2
83
True or False: Ionic compounds can form crystals.
True
84
What ion does arsenic (As) typically form?
As3-
85
Fill in the blank: The ion SO3^2- is called __________.
Sulfite
86
What is the chemical formula for copper(I) oxide?
Cu2O

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