exam 3: 3.3 (covalent compound nomenclature) Flashcards

1
Q

molecular compounds for when?

A

atoms of two or more nonmetals share electrons and form a covalent bond

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2
Q

true or false:
In covalent bonds (molecular compounds), valence electrons are shared by nonmetal atoms to achieve stability.

A

TRUE

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3
Q

how do you name covalent compounds?

A

prefix (name of 1st element) +
prefix (base name of 2nd element + -ide)

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4
Q

what’s the formula of:
carbon disulfide

A

CS2

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5
Q

what’s the name of:
CS2

A

carbon disulfide

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6
Q

what’s the formula of:
carbon dioxide

A

CO2

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7
Q

what’s the name of:
CO2

A

carbon dioxide

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8
Q

mono means?

A

one

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9
Q

di means?

A

two

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10
Q

tri means?

A

three

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11
Q

tetra means?

A

four

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12
Q

penta means?

A

five

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13
Q

hexa means?

A

six

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14
Q

hepta means?

A

seven

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15
Q

octa means?

A

eight

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16
Q

nona means?

A

nine

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17
Q

deca means?

A

ten

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18
Q

name this compound:
NCl3

A

nitrogen trichloride

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19
Q

select the correct name for this compound:
SiCl4

a) silicon chloride
b) tetrasilicon chloride
c) silicon tetrachloride

A

c) silicon tetrachloride

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20
Q

select the correct name for this compound:
P2O5

a) phosphorus oxide
b) phosphorus pentoxide
c) diphosphorus pentoxide

A

c) diphosphorus pentoxide

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21
Q

write the name of this covalent compound:
CO

A

carbon monoxide

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22
Q

write the name of this covalent compound:
NO2

A

nitrogen dioxide

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23
Q

write the name of this covalent compound:
PF3

A

phosphorus triflouride

24
Q

write the name of this covalent compound:
CCl4

A

carbon tetrachloride

25
write the formula for the covalent compound: diboron trioxide
B2O3
26
write the formula for: phosphorus pentachloride
PCl5
27
write the formula for: dinitrogen trioxide
N2O3
28
a compound is usually ionic if?
the first element in the formula or the name is a metal or NH4+
29
write the formula for: sulfur hexaflouride
SFl6
30
is this compound ionic? K2O
Yes K is a metal
31
a compound is usually covalent if?
The first element of the formula is a nonmetal
32
is this compound covalent? N2O
Yes N is a nonmetal
33
is this compound ionic or covalent? SO3
covalent sulfur trioxide
34
is this compound ionic or covalent? BaCl2
ionic boron chloride
35
is this compound ionic or covalent? (NH4)3 PO3
ionic ammonium phosphite
36
is this compound ionic or covalent? Cu2CO3
ionic copper(I) carbonate
37
is this compound ionic or covalent? N2O4
covalent dinitrogen tetraoxide
38
what are hydrocarbons?
organic compounds that contain ONLY carbon and hydrogen
39
meth- means?
one
40
eth- means?
two
41
prop- means?
three
42
but- means?
four
43
pent- means?
five
44
hex- means?
six
45
hept- means?
seven
46
Oct- means?
eight
47
non- means?
nine
48
dec- means?
ten
49
what's the naming formula for alkanes?
prefix + ane
50
what's the condensed structural formula of butane?
CH3-CH2-CH2-CH3
51
what's the condensed structural formula of C3H8?
CH3-CH2-CH3
52
what's the skeletal structural formula of C3H8?
/\
53
what's the condensed structural formula of C5H12?
CH3-CH2-CH2-CH2-CH3
54
what's the compound name of C5H12?
pentane
55
what's the condensed structural formula of ethane?
CH3-CH3
56