What this is a real question

what

/(h)wət,(h)wät/

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pronoun

1.

asking for information specifying something.

"what is your name?"

2.

the thing or things that (used in specifying something).

"what we need is a commitment"

determiner

1.

asking for information specifying something.

"what time is it?"

2.

(referring to the whole of an amount) whatever.

"he had been robbed of what little money he had"

adverb

1.

to what extent?

"what does it matter?"

2.

used to indicate an estimate or approximation.

"see you, what, about four?"

no its not..

a chromatic scale uses the twelve tones of the octave, while a regular scale only uses eight, or seven different notes (as the first note is played twice)