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LPC 2017 Chemistry > AoS-01 - Chemical Structure > Flashcards

AoS-01 - Chemical Structure Flashcards

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1
Q

Giant Metallic

Type of particles & examples

A

Atoms (Metals)

Sodium (Na), Potassium (K), Copper (Cu),
Tungsten (W), Magnesium (Mg)

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2
Q

Giant Ionic

Type of particles & examples

A

Cations, anions

Sodium Chloride (NaCl) Table Salt
Magnesium Oxide (MgO) Magnesia
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3
Q

Giant Covalent Network

Type of particles & examples

A

Group 4 atoms/non-metals

Carbon (C) Diamond
Silicon Dioxide (SiO2) Quartz/sand
Carbon (C) Graphite - 2D

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4
Q

Molecular Structures - Polar

Type of particles & examples

A

Molecules with different E-negative values

  • Dipole moment
  • Asymetrical
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5
Q

Molecular Structures - Nonpolar
Type of particles & examples

A

Molecules with similar electronegative values

  • Bon polarities cancel
  • Symetrical
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6
Q

Molecular Structures - H-bonding

Type of particles & examples

A

Molecules with H atom bonded to E-Negative atom

  • H-FON
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7
Q

Giant Metallic

Bonding

A

Lattice of cations in sea of electrons

Electrostatic forces between cations and electrons
Metallic bonding

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8
Q

Giant Metallic

Properties

A

Solid
Non-volatile

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9
Q

Giant Metallic

Melting Point

A

High

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10
Q

Giant Metallic

Conductivity

A

Good conductor

Free moving electrons

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11
Q

Giant Ionic

Bonding

A

Lattice of positive and negative ions

Electrostatic forces between cations and electrons
Ionic bonding

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12
Q

Giant Ionic

Properties

A

Solid
Non-volatile

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13
Q

Giant Ionic

Melting Point

A

High

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14
Q

Giant Ionic

Conductivity

A

Poor conductor in solid state
Good conductor in molten/aqueous state

Free moving ions

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15
Q

Giant Covalent Network

Bonding

A

Covalent bonding through out 3-D network

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16
Q

Giant Covalent Network

Properties

A

Solid
Non-volatile

17
Q

Giant Covalent Network

Melting Point

A

Very high

18
Q

Giant Covalent Network

Conductivity

A

Poor conductor
Only graphite conducts

19
Q

Molecular Structure - Polar

Bonding

A

Strong Covalent bonding within molecule
Dipole-Dipole (polar) between molecules

20
Q

Molecular Structure - Polar

Properties

A

Liquid/Gas
Volatile

21
Q

Molecular Structure - Polar

Melting Point

A

Very Low

22
Q

Molecular Structure - Polar

Conductivity

A

Poor conductor

e- not free to move

23
Q

Molecular Structure - Nonpolar

Bonding

A

Strong Covalent bonding within molecule
Weak dispersion forces between molecules

24
Q

Molecular Structure - Nonpolar

Properties

A

Liquid/Gas
Volatile

25
Q

Molecular Structure - Nonpolar

Melting Point

A

Very Low

26
Q

Molecular Structure - Nonpolar

Conductivity

A

Poor conductor

e- not free to move

27
Q

Molecular Structure - H-bonding

Bonding

A

Strong Covalent bonding within molecule
H₂ bonding between molecules

28
Q

Molecular Structure - H-bonding

Properties

A

Liquid/Gas
Volatile

29
Q

Molecular Structure - H-bonding

Melting Point

A

Very Low

30
Q

Molecular Structure - H-bonding

Conductivity

A

Poor conductor

e- not free to move

LPC 2017 Chemistry (4 decks)

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