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Chem 110 > Chapter 2-3 Quiz (poly atomics) > Flashcards

Chapter 2-3 Quiz (poly atomics) Flashcards

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1
Q

Charge of Protons

A

Positive

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1
Q

What charge do electrons have?

A

Negative?

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1
Q

What is an atomic element?

A

A element that is usually found by itsself in nature.

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1
Q

What is the charge of Scandium?

A

3+

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1
Q

Hydrogen Sulfate or BI

A

HSO4(-)

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2
Q

Cyanide

A

CN-

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3
Q

Which types compounds get prefixes

A

Covalent

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3
Q

CO3(2-)

A

Carbonate

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3
Q

Hydrogen Phosphate or BI

A

HPO4(2-)

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4
Q

What defines the element?

A

The number of protons

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4
Q

What was Milikan’s contribution?

A

Used gravitational forces to suspend oil droplets and discovered that electrons had negative charge.

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4
Q

Acid form of hydroxide

A

Hydrogen peroxide

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4
Q

NH3

A

Acid form of ammonium

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5
Q

What charges can tin have?

A

II or IV

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5
Q

SO3(2-)

A

Sulfite

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5
Q

HPO3(2-)

A

Hydrogen Phosphite

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5
Q

Iodate

A

IO3(-)

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6
Q

C2H302(-)

A

Acetate

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7
Q

What types of elements form ionic bonds?

A

Metals and non Metals

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8
Q

Cr2O7(2-)

A

DiChromate

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9
Q

In which type of bond are electrons transferred?

A

Ionic

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9
Q

What charges can nickel have?

A

II and IV

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9
Q

ClO(-)

A

Hypochlorite

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10
Q

What is a Molecular Element>?

A

An element that is found in a molecule with other atoms of its same kind in nature.

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10
Q

What charges can Chromium have?

A

II or III

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10
Q

Acid form of chromate

A

H2CrO4 Chromic acid

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12
Q

Naming Prefixes: 1: 2: 3: 4: 5: 6: 7: 8: 9: 10:

A

mono di tri tetra penta hexa hepta octa nona deca

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12
Q

HPO4(2-)

A

Hydrogen Phosphate or BI

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13
Q

What type of elements for covalent bonds?

A

Non metals and other non metals.

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14
Q

Chlorite

A

ClO2(-)

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14
Q

Phosphate

A

PO4(3-)

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14
Q

Ammonium

A

NH4(+)

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15
Q

What charges can Mercury have?

A

I or II

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16
Q

Sulfate

A

SO4(2-)

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18
Q

H2PO4(-)

A

Dihydrogen Phosphate

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20
Q

HSO3(-)

A

Hydrogen Sulfite or BI

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21
Q

HSO4(-)

A

Hydrogen Sulfate or BI

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23
Q

What is a structural formula?

A

A graphical representation of what a molecule looks like.

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23
Q

Carbonate

A

CO3(2-)

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24
Q

IO3(-)

A

Iodate

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25
Q

Chromate

A

CrO4(2-)

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26
Q

Permanganate

A

MnO4-

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28
Q

Bromate

A

BrO3(-)

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29
Q

02(2-)

A

Peroxide

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30
Q

Hydrogen Carbonate or BiCarbonate

A

HCO3(-)

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31
Q

How do you calculate atomic mass?

A

Weighted Averages

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33
Q

Hydrogen Sulfite or BI

A

HSO3(-)

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34
Q

What charges can copper have?

A

I or II

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35
Q

What is an ion

A

A negatively or positively charged particle

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37
Q

Hydronium

A

H30+

39
Q

Acid form of cyanice

A

HCN Hydrocyanic Acid

40
Q

What was Cadwicks’s contribution?

A

Discovered the neutron, and that it had extra mass proportional to its charge.

40
Q

Base form of Hydronioum

A

Water

42
Q

HMnO4(-) Permanganic Acid

A

Acid form of permanganate

43
Q

DiChromate

A

Cr2O7(2-)

44
Q

What charges can lead have?

A

II or IV

45
Q

Acetate

A

C2H302(-)

46
Q

ClO2(-)

A

Chlorite

47
Q

Whatis an acid?

A

Covalent bonded compounds that when disolved in water, hydrogens leave

47
Q

Water

A

Base form of Hydronioum

48
Q

What are the Molecular Elements?

A

Br2, I2, N2, Cl2, H2, O2, F2, P4, S8

49
Q

What was Proust’s contributions?

A

Law of definite proportions: all samples of a given compound have the same ratio.

50
Q

CrO4(2-)

A

Chromate

52
Q

Sulfite

A

SO3(2-)

53
Q

DO protons add to atomic weight?

A

Yes

55
Q

Which sub atomic particles have mass and which do not.

A

Electrons have negligible mass, protons and neutrons have mass.

56
Q

What is molar mass?

A

Mass in grams of 1 mol of its molecules or formula units is numerically equivalent to its formula mass

57
Q

HC2H3O2 Acetic Acid

A

Acid form of acetate (formula and name)

58
Q

Hydrogen peroxide

A

Acid form of hydroxide

60
Q

What was John Dalton’s impact on chemisrty

A

Law of multiple proportions, Elements had definite ratios. 5 Main Points: 1. Elements come from atoms 2. Atoms of a given element are identical in size 3. Atoms cannot be created / destroyed 4. Atoms of different elements can combine in simple whole number ratios to form compounds. 5. In chemical reactions, atoms are combined, separated or rearranged.

61
Q

How to name binary acids?

A

Hydro + element + ic + acid

63
Q

What charges can iron have?

A

II or III

64
Q

PO3(3-)

A

Phosphite

65
Q

What is the charge of Silver

A

+

67
Q

SO4(2-)

A

Sulfate

68
Q

NH4(+)

A

Ammonium

69
Q

What is another name for a covalent bond?

A

Molecular bond

70
Q

PO4(3-)

A

Phosphate

71
Q

HPO3(2-)

A

Hydrogen Phosphite or BI

72
Q

Perchlorate

A

ClO4(-)

74
Q

What is formula Mass?

A

Mass of an individual Molecule or Formula

75
Q

What is one mol in units

A

6.022 * 10^23

77
Q

NO2-

A

Nitrite

78
Q

What charges can manganese have?

A

II or III

79
Q

CN-

A

Cyanide

81
Q

What was Thompson’s Contribution

A

Discovery of the electron, plum pudding model

82
Q

What are Ionic Bonds held together by?

A

Oppisite charges between atoms.

83
Q

What charge does a cation have

A

Positive

84
Q

What is a hydrate?

A

Ionic compounds containing a specific number of water molecules associated with each formula unit

85
Q

What is a oxyacid

A

Hydrogen and a polyatomic ion

87
Q

Nitrate

A

NO3(-)

89
Q

What are binary acids?

A

Hydrogen and one other element

90
Q

Acid form of acetate (formula and name)

A

HC2H3O2 Acetic Acid

91
Q

Dihydrogen Phosphite

A

H2PO3(-)

92
Q

MnO4-

A

Permanganate

93
Q

ClO3(-)

A

Chlorate

94
Q

Hydrogen Phosphite or BI

A

HPO3(2-)

95
Q

Dihydrogen Phosphate

A

H2PO4(-)

96
Q

Chlorate

A

ClO3(-)

97
Q

What charges can titanium have?

A

III and IV

98
Q

What was Rutherford’s contribution to chemistry

A

The discovery of a nucleus through the gold foil experiment.

99
Q

Peroxide

A

02(-)

100
Q

What was Medley’s Contribtution

A

Organized the elements into a crude version of the periodic table.

101
Q

How to name oxy acid

A

Polyatomic name + ic for ate OR ous for ite

102
Q

H30+

A

Hydronium

103
Q

Who was the father of chemistry

A

Lavoiser

103
Q

What are covalent bonds held together by?

A

Shared electrons

104
Q

Phosphite

A

PO3(3-)

107
Q

What do we call covalent compounds?

A

Molecules

108
Q

HCO3(-)

A

Hydrogen Carbonate or BiCarbonate

109
Q

What charges can cobalt have?

A

II or III

111
Q

ClO4(-)

A

Perchlorate

112
Q

Chlorite

A

ClO2(-)

113
Q

Nitrite

A

NO2-

114
Q

What theory/ law did Lavoiser come up with?

A

Law of Conservation of Mass through the Theory of Combustion.

115
Q

NO3(-)

A

Nitrate

116
Q

What is the charge of Zinc?

A

2+

117
Q

Acid form of permanganate

A

HMnO4 Permanganic Acid

118
Q

Base form of ammonium

A

NH3

119
Q

What charge do neutrons have?

A

Neutral

121
Q

What is an empirical formula?

A

Lowest whole number ratio of atoms in a compound.

122
Q

What is a molecular formula?

A

The actual number of atoms in a molecule of a substance.

123
Q

What charge does a anion have

A

Negative

124
Q

BrO3(-)

A

Bromate

Chem 110 (3 decks)

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