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things to study > Chem > Flashcards

Chem Flashcards

1
Q

Tetrahedral

A

4 bonded electron domain

109 degrees

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2
Q

Trigorial planar

A

3 bonded electron domains

120 degrees

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3
Q

Pyramidal

A

3 bonded electron domains
One lone pair
107 degrees

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4
Q

Linear

A

2 bonded electron domain
CO2
BeH2
180 degrees

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5
Q

Bent

A

2 bonded electron domains
2 lone pairs (in middle)
105 degrees

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6
Q

Mono

A

One

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7
Q

Di

A

Two

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8
Q

Tri

A

Three

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9
Q

Tetra

A

Four

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10
Q

Penta

A

Five

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11
Q

Hexa

A

Six

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12
Q

Hepta

A

Seven

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13
Q

Octa

A

Eight

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14
Q

Nona

A

Nine

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15
Q

Deca

A

Ten

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16
Q

Exceptions to naming bonds

A

H2O- Water
CH4- methane
NH3- Ammonia

17
Q

Polar molecule

A

Molecules that are attracted to a change because they have a partial charge

18
Q

Nonpolar molecule

A

Molecules that are not attracted to a change because they have no partial charges

19
Q

Polarity

A

In a molecule is caused by unequal sharing of electrons

20
Q

Electronegaitivity

A

The tendency of an atom to attract shared electrons (EN)

21
Q

(EN)

A

Fluorine and francium most polar bond
Highest 4.0- upper right
Lowest 0- lower left

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