penta-
| prefix | number indicated |
|---|---|
| penta– | 5 |
| hexa- | 6 |
| hepta- | 7 |
| octa- | 8 |
What is the prefix for 5 in chemistry?
penta-
EXTENSION OF RULES A-1.1 AND A-2.5 CONCERNING NUMERICAL TERMS USED IN ORGANIC CHEMICAL NOMENCLATURE
| 1 | mono- or hen-* | deca- |
|---|---|---|
| 3 | tri- | triaconta- |
| 4 | tetra- | tetraconta- |
| 5 | penta- | pentaconta- |
| 6 | hexa- | hexaconta- |
Is Penta a 5?
Penta- is a combining form used like a prefix meaning “five.” It is used in a great many scientific and other technical terms.
What are the six prefixes?
Numerical Prefixes
| Prefix | Prefix meaning | Sample words |
|---|---|---|
| hex- | 6 | hexapod: having six legs, an insect, for example |
| sex- | 6 | sextet: group of six musicians |
| hept- | 7 | heptathlon: athletic contest with seven events |
| sept- | 7 | septuplets: seven babies at a single birth |
What is prefix in numbers?
A telephone prefix is the first set of digits after the country, and area codes of a telephone number; in the North American Numbering Plan countries (country code +# ), it is the first three digits of a seven-digit phone number, 3-3-4 scheme.
What are the 10 prefixes?
SI Prefixes and Symbols Used to Denote Powers of 10
| Prefix | Multiple | Symbol |
|---|---|---|
| deca | 10 | da |
| deci | 10–1 | d |
| centi | 10–2 | c |
| milli | 10–3 | m |
What is Tetra prefix?
1 : four : having four : having four parts tetravalent. 2 : containing four atoms or groups (of a specified kind) tetrachloride.
Is Penta a Scrabble word?
No, penta is not in the scrabble dictionary.
What is Penta root?
word-forming element in words of Greek origin or formation meaning “five, containing five,” from Greek penta- (before a vowel pent-), combining form of pente “five,” related to Aeolian pempte (from PIE root *penkwe- “five”), with -a- probably by analogy of hepta-, ennea-, deka-.
Is Penta a root word?
(Greek: five; a number used as a prefix)
1.
What prefix means four?
TETRA. Prefix meaning ‘four’
What prefix means 2?
bi-
For example, the prefixes bi-, di-, and duo- all mean “two.”
What prefix means three?
prefix tri-
The English prefix tri-, derived from both Greek and Latin, means “three.” Some common English vocabulary words that contain this prefix include triathlon, trio, and triangle.
What are the prefixes for 1 10?
10 Cards in this Set
| 1 | mono- |
|---|---|
| 7 | hepta- |
| 8 | octa- |
| 9 | nona- |
| 10 | deca- |
What is the prefix of 11?
undec-
Table of number prefixes in English
| Number | Latin prefixes | Greek prefixes |
|---|---|---|
| Cardinal | Cardinal | |
| 11 | undec- | hendeca- |
| 12 | duodec- | dodeca- |
| 13 | tredec- | tria(kai)deca-, decatria- |
What is the prefix for 10 5?
Metric Prefixes & Conversion
| Prefix | Symbol | Multiply by |
|---|---|---|
| centimilli | cm | 10–5 |
| micro | µ | 10–6 |
| nano | n | 10–9 |
| pico | p | 10–12 |
What is the prefix for 9?
nona-
| prefix | number indicated |
|---|---|
| hepta- | 7 |
| octa- | 8 |
| nona- | 9 |
| deca- | 10 |
What is prefix milli?
a combining form meaning “thousand” (millipede): in the metric system, used in the names of units equal to one thousandth of the given base unit (millimeter).
What number is HEPT?
7
IUPAC numerical multiplier
| Number | Multiplier |
|---|---|
| 5 | penta- |
| 6 | hexa- |
| 7 | hepta– |
| 8 | octa- |
What does the prefix hexa mean?
six
Hexa- is a combining form used like a prefix meaning “six.” It is used in a great many scientific and other technical terms.
What prefix is hepta?
Hepta- is a combining form used like a prefix meaning “seven.” It is used in a number of scientific and other technical terms. In chemistry, hepta- is specifically used to indicate seven atoms or seven groups of atoms in compounds, e.g., heptachlor.
