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General chemistry > CH.2-Atoms/molecules/ions > Flashcards

CH.2-Atoms/molecules/ions Flashcards

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1
Q

H

A

Hydrogen

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2
Q

He

A

Helium

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3
Q

Li

A

Lithium

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4
Q

Be

A

Beryllium

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5
Q

B

A

Boron

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6
Q

C

A

Carbon

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7
Q

N

A

Nitrogen

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8
Q

O

A

Oxygen

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9
Q

F

A

Fluorine

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10
Q

Ne

A

Neon

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11
Q

Na

A

Sodium

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12
Q

Mg

A

Magnesium

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13
Q

Al

A

Aluminium

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14
Q

Si

A

Silicon

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15
Q

P

A

Phosphorus

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16
Q

S

A

Sulfur

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17
Q

Cl

A

Chlorine

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18
Q

Ar

A

Argon

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19
Q

K

A

Potassium

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20
Q

Ca

A

Calcium

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21
Q

Sc

A

Scandium

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22
Q

Ti

A

Titanium

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23
Q

V

A

Vanadium

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24
Q

Cr

A

Chromium

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25
Q

Mn

A

Manganese

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26
Q

Fe

A

Iron

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27
Q

Co

A

Cobalt

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28
Q

Ni

A

Nickel

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29
Q

Cu

A

Copper

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30
Q

Zn

A

Zinc

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31
Q

Ga

A

Gallium

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32
Q

Ge

A

Germanium

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33
Q

As

A

Arsenic

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34
Q

Se

A

Selenium

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35
Q

Br

A

Bromine

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36
Q

Kr

A

Krypton

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37
Q

Rb

A

Rubidium

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38
Q

Sr

A

Strontium

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39
Q

Zr

A

Zirconium

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40
Q

Mo

A

Molybdenum

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41
Q

Pd

A

Palladium

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42
Q

Ag

A

Silver

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43
Q

Cd

A

Cadmium

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44
Q

Sn

A

Tin

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45
Q

Sb

A

Antimony

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46
Q

Te

A

Tellurium

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47
Q

I

A

Iodine

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48
Q

Xe

A

Xenon

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49
Q

Cs

A

Cesium

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50
Q

In

A

Indium

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51
Q

Ba

A

Barium

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52
Q

La

A

Lathanum

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53
Q

W

A

Tungsten

54
Q

Pt

A

Platinum

55
Q

Au

A

Gold

56
Q

Hg

A

Mercury

57
Q

Pb

A

Lead

58
Q

protons = #electrons? True or false

A

True

59
Q

The number of —- is the atomic number

A

Protons

60
Q

electrons + #neutrons = atomic mass TRUE OR FALSE

A

False. #protons + #neutrons = atomic mass

61
Q

What are the 7 diatomic elements

A

H - N - O - F - Cl - Br - I

62
Q

What are the non metals(17)?

A

On the right side
1) H
2) He
3) C
4) N
5) O
6) F
7) Ne
8) P
9) S
10) Cl
11) Ar
12) Se
13) Br
14) Kr
15) I
16) Xe
17) Rn

63
Q

What does binary compound mean?

A

Made of 2 elements

64
Q

Is CO binary?

A

Yes

65
Q

Is C2H2Cl2 binary?

A

No

66
Q

What are the number of electrons of the inert gases to achieve stability?

A

2 - 10 - 18 - 36 - 54

67
Q

What are ions?

A

Charges in chem substances

68
Q

What are anions? Lose or gain e-

A

Negative charge. Gain e-

69
Q

What are cations? Lose or gain e-

A

Positive charge. Lost e-

70
Q

True or false: Metals gain electrons and form anions

A

False. Metals lose electrons and become cations

71
Q

True or false: Non-metals gain electrons and form anions

A

True. Non metals tend to gain electron, then become negatively charged (Cl2-, 02-…)

72
Q

What are ionic compounds composed of?

A

Metal + NM

73
Q

In binary ionic compounds (Type II), what metals require the roman numeral?

A

Transition metals cations

74
Q

What do roman numerals indicate in a compound?

A

Charge of metal cation

75
Q

Group 1A metals: Li, Na, K, Rb, Cs will always form cations having —- charge

A

+1

76
Q

Group IIA elements: Be, Mg, Ca, Sr, Ba will always have — charge

A

+2

77
Q

Group IIIA elements: Al, Ga, In will always have — charge

A

+3

78
Q

Hg₂(2+)

A

Mercury (I)

79
Q

Ammonium

A

NH₄⁺

80
Q

Nitrite

A

NO₂-

81
Q

NO₃-

A

Nitrate

82
Q

Sulfite

A

SO₃²⁻

83
Q

Sulfate

A

SO₄²-

84
Q

Hydrogen sulfate

A

HSO₄-

85
Q

OH-

A

Hydroxide

86
Q

Cyanide

A

CN-

87
Q

Hydrogen phosphate

A

HPO₄²⁻

88
Q

H₂PO₄-

A

Dihydrogen phosphate

89
Q

NCS- or SCN-

A

Thiocyanate

90
Q

CO₃²⁻

A

Carbonate

91
Q

Hydrogen carbonate (bicarbonate)

A

HCO₃-

92
Q

ClO-

A

Hypochlorite

93
Q

Chlorite

A

ClO₂-

94
Q

Chlorate

A

ClO₃−

95
Q

perchlorate

A

ClO₄-

96
Q

Acetate

A

C₂H₃O₂-

97
Q

Permanganate

A

MnO₄-

98
Q

Dichromate

A

Cr₂O₇(2-)

99
Q

Peroxide

A

O₂(2-)

100
Q

Oxalate

A

C₂O₄(2−)

101
Q

Thiosulfate

A

S₂O₃(2-)

102
Q

Mnemonic for names of oxyanions: Hypochlorite

A

ClO-

103
Q

Mnemonic for names of oxyanions: Perchlorate

A

ClO₄-

104
Q

Oxyanions: O3 + 1

A

Per… ate

105
Q

Oxyanions: O3

A

… -ate

106
Q

Oxyanions: O3 - 1

A

… - ite

107
Q

Oxyanions: O3 - 2

A

Hypo… - ite

108
Q

For a binary ionic compound type I: need cation from which groups? (columns)

A

1, 2 and aluminium

109
Q

When naming acid, (H), we use hydro- when there’s oxygen. True or false

A

False, we use hydro when there’s NO oxygen

110
Q

HF

A

Hydrofluoric acid

111
Q

HCl

A

Hydrochloric acid

112
Q

Hydrobromic acid

A

HBr

113
Q

HI

A

Hydroiodic acid

114
Q

Hydrocyanic acid

A

HCN

115
Q

Hydrosulfuric acid

A

H₂S

116
Q

When naming an acid with O, the suffix —- is added to the root name if the anion name ends in -ate

A

ic

117
Q

Nitric acid

A

HNO₃

118
Q

Sulfuric acid

A

H₂SO₄

119
Q

HC₂H₃O₂ What is the name and another to write the formula?

A

Acetic acid - CH₃COOH

120
Q

When naming an acid with O, the suffix —- is added to the root name if the anion name ends in -ite

A

ous

121
Q

Nitrous acid

A

HNO₂

122
Q

Sulfurous acid

A

HSO₃

123
Q

Chlorous acid

A

HClO₂

124
Q

Phosphorous acid

A

H₃PO₃

125
Q

When naming an acid , the suffix —- is added to the root name if the anion name ends in -ide

A

hydro—-ic acid

126
Q

Cl- whats the acid name

A

HCl hydrochloric acid

127
Q

How do you name a multiple charge anion?

A

Cation + prefix-hydrogen (NO MONO!!) + anion

128
Q

Na₂HPO₄

A

Sodium hydrogen phosphate

129
Q

NaH₂PO₄

A

Sodium dihydrogen phosphate

130
Q

Dichromate formula

A

Cr₂O₇(2-)

General chemistry (3 decks)

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