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Colombo Posted 17 years ago
Vocabulary

How are chemical elements read?

I would like to know whether the chemical elements in formulas are read as syllables or letter by letter. I must write "SiO2 film" with the indefinite article, and I don't know whether it must be "a" (in case the formula is read as see-oh-two) or "an" (if it's read ess-ee-oh-two, as would be the case in Spanish, for example).

(My aplogies for my clumsy way of transcribing the different pronuntiations, but I don't know how it should be done.)

Thanks!
  

Top answer

They are read as names or letters. With 'SiO2', it would be read as either 'a Silicon dioxide film' or 'an Ess ai oh two film'.

  • They are read as names or letters.
  • With 'SiO2', it would be read as either 'a Silicon dioxide film' or 'an Ess ai oh two film'.
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2 Answers
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They are read as names or letters.

With 'SiO2', it would be read as either 'a Silicon dioxide film' or 'an Ess ai oh two film'.
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Thanks a lot, Mister Micawber. You've been really helpful.

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