Chapter 5 Flashcards

1
Q

Water

A

V-shaped

104.5 degrees

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2
Q

Ammonia

A

Pyramidal

107 degrees

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3
Q

Methane

A

Tetrahedronal

109.5 degrees

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4
Q

Ionic Compounds

A
  • Network of ions in the crystal
  • Hard and brittle
  • High melting and boiling points
  • Solid at room temp
  • Conducts electricity
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5
Q

Covalent Compounds

A
  • Individual molecules
  • Soft
  • Low boiling and melting points
  • Liquids, gases or soft solids at room temp
  • Do not conduct electricity
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6
Q

Beryllium chloride

A

Linear molecule
180 degrees
Shaped adopted by any molecule that has two pairs of electrons around them

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7
Q

Boron trichloride

A

120 degrees

Triangular planar

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8
Q

VSEPR theory

A

Lone pair/lone pair > lone pair/bond pair > bond pair/bond pair

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