Recognised as Musical note
F#7
- F#7
- 2,959.96 Hz
- MIDI 102
F#7 (enharmonically Gb7) is MIDI note 102, sounding at 2,959.955 Hz in equal temperament with A4 = 440 Hz. Its wavelength in air is 0.1159 m, and it sits in octave 7.
Pitch
Scientific pitch notationF#7
Enharmonic equivalentGb7the same pitch in equal temperament, spelled differently
MIDI note number102
Pitch classF# (6)
Octave7
As a sound wave
Wavelength in air0.1159 mat 343 m/s, dry air at 20 °C
Period0.3378 ms
Frequency one octave down1,479.978 Hz
AudibleYeshuman hearing runs roughly 20 Hz to 20 kHz and narrows with age
Intervals from here
Octave belowF#6 · 1,479.98 Hz
Perfect fifth belowB6 · 1,975.53 Hz
Semitone belowF7 · 2,793.83 Hz
Semitone aboveG7 · 3,135.96 Hz
Major third aboveA#7 · 3,729.31 Hz
Perfect fifth aboveC#8 · 4,434.92 Hz
Octave aboveF#8 · 5,919.91 Hz
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Also reads as
NOTeFSHArP7 (chemical formula)
- Formula
- 466.44 g/mol
- 14 atoms
NOTeFSHArP7 has a molar mass of 466.44 g/mol, made up of 14 atoms across 8 elements: 1 × N, 1 × O, 1 × Te, 1 × F, 1 × S, 1 × H, 1 × Ar, 7 × P.
Molar mass
Molar mass466.44 g/mol
Total atoms per molecule14
Distinct elements8
Mass of one molecule7.7454184 × 10^-22 g
Molecules per gram1.2910858 × 10^21
Name
NameNot in the name tablea name cannot be worked out from a formula alone: isomers share formulas, and naming depends on bonding the formula does not show
Composition by mass
N3%
O3.4%
Te27.4%
F4.1%
S6.9%
H0.2%
Ar8.6%
P46.5%
Nitrogen (N)14.007 g/mol, 3.003%
Oxygen (O)15.999 g/mol, 3.43%
Tellurium (Te)127.6 g/mol, 27.356%
Fluorine (F)18.998 g/mol, 4.073%
Sulfur (S)32.06 g/mol, 6.873%
Hydrogen (H)1.008 g/mol, 0.216%
Argon (Ar)39.95 g/mol, 8.565%
Phosphorus (P × 7)216.818 g/mol, 46.484%
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