Recognised as Musical note
C#6
- C#6
- 1,108.73 Hz
- MIDI 85
C#6 (enharmonically Db6) is MIDI note 85, sounding at 1,108.731 Hz in equal temperament with A4 = 440 Hz. Its wavelength in air is 0.3094 m, and it sits in octave 6.
Pitch
Scientific pitch notationC#6
Enharmonic equivalentDb6the same pitch in equal temperament, spelled differently
MIDI note number85
Pitch classC# (1)
Octave6
As a sound wave
Wavelength in air0.3094 mat 343 m/s, dry air at 20 °C
Period0.9019 ms
Frequency one octave down554.365 Hz
AudibleYeshuman hearing runs roughly 20 Hz to 20 kHz and narrows with age
Intervals from here
Octave belowC#5 · 554.37 Hz
Perfect fifth belowF#5 · 739.99 Hz
Semitone belowC6 · 1,046.5 Hz
Semitone aboveD6 · 1,174.66 Hz
Major third aboveF6 · 1,396.91 Hz
Perfect fifth aboveG#6 · 1,661.22 Hz
Octave aboveC#7 · 2,217.46 Hz
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Also reads as
NOTeCSHArP6 (chemical formula)
- Formula
- 428.479 g/mol
- 13 atoms
NOTeCSHArP6 has a molar mass of 428.479 g/mol, made up of 13 atoms across 8 elements: 1 × N, 1 × O, 1 × Te, 1 × C, 1 × S, 1 × H, 1 × Ar, 6 × P.
Molar mass
Molar mass428.479 g/mol
Total atoms per molecule13
Distinct elements8
Mass of one molecule7.1150612 × 10^-22 g
Molecules per gram1.4054693 × 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
N3.3%
O3.7%
Te29.8%
C2.8%
S7.5%
H0.2%
Ar9.3%
P43.4%
Nitrogen (N)14.007 g/mol, 3.269%
Oxygen (O)15.999 g/mol, 3.734%
Tellurium (Te)127.6 g/mol, 29.78%
Carbon (C)12.011 g/mol, 2.803%
Sulfur (S)32.06 g/mol, 7.482%
Hydrogen (H)1.008 g/mol, 0.235%
Argon (Ar)39.95 g/mol, 9.324%
Phosphorus (P × 6)185.844 g/mol, 43.373%
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