Studied by 164 peopleWhat is the prefix for 1?
Mono
What is the prefix for 2
Di
What is the prefix for 3?
Tri
What is the prefix for 4?
Tetra
What is the prefix for 5?
Penta
What is the prefix for 6?
Hexa
What is the prefix for seven?
Hepta
What is the prefix for 8?
Octa
What is the prefix for 9?
Nona
What is the prefix for 10
Deca
CO
Carbon monoxide
CO₂
Carbon dioxide
CH₄
Carbon tetrahydride (methane)
CF₄
Carbon tetrafluoride
CCl₄
Carbon tetrachloride
CBr₄
Carbon tetrabromide
CI₄
Carbon tetraiodide
CS₂
Carbon disulfide
NO
Nitrogen monoxide
NO₂
Nitrogen dioxide
NF₃
Nitrogen trifluoride
NI₃
Nitrogen triiodide
NCl₃
Nitrogen trichloride
NBr₃
Nitrogen tribromide
N₂O₄
Dinitrogen tetroxide
NH₃
Nitrogen trihydride (ammonia)
N₂H₄
Dinitrogen tetrahydride (hydrazine)
N₂O
Dinitrogen monoxide (nitrous oxide)
N₂O₃
Dinitrogen trioxide
N₂O₅
Dinitrogen pentoxide
SiO₂
Silicon dioxide (silica, quartz)
SiS₂
Silicon disulfide
SiH₄
Silicon tetrahydride (silane)
SiF₄
Silicon tetrafluoride
SiCl₄
Silicon tetrachloride
SiI₄
Silicon tetraiodide
SiS
Silicon monosulfide
PH₃
Phosphorus trihydride (phosphene)
P₄O₁₀
Tetraphosphorus decoxide (phosphorus pentoxide)
PF₃
Phosphorus trifluoride
PCl₃
Phosphorus trichloride
PI₃
Phosphorus triiodide
SO₂
Sulfur dioxide
SO₃
Sulfur trioxide
SF₆
Sulfur hexafluoride
Sulfur dichloride
SiCl₂
Note 
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