Questions tagged [etymology]

For questions relating to the etymology of chemistry terms. Etymology is the study of the origin of words and the way in which their meanings have changed throughout history. Consider using the terminology tag instead.

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Is 18:82 a valid ratio for aqua regia?

Here it writes that nitrohydrochloric acid (possibly Aqua Regia) is of the ratio of $18:82$, which is $1:4.56$ in a simpler form. On Wikipedia and every other source i found the ratio $1:3$. So what's ...
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Why is '-ethane' in 'methane'?

Is there a chemical or historical significance in the fact that 'ethane' is just 'methane' without the 'm'?
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Why is Buna-S called so?

Styrene Butadiene synthetic rubber is also called Buna-S. It is the abbreviation of Butadiene (Bu) Sodium (Na) Styrene (S). Why is Sodium included?
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