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Antonija Posted 20 years ago
Vocabulary

naphten hydrocarbons

CAn you please check it? Thank you.

Naphten hydrocarbons-cycloparaffins are saturated hydrocarbons that consist of one or more rings of the general formulae CaH2a. They, like paraffins, are found in oil as light fractions
  

Top answer

Naphthene hydrocarbons-cycloparaffins are saturated hydrocarbons that consist of one or more rings of the general formulae CnH2n. They, like paraffins, are found in oil as light fractions. Be careful with the subscripts.

  • Naphthene hydrocarbons-cycloparaffins are saturated hydrocarbons that consist of one or more rings of the general formulae CnH2n.
  • They, like paraffins, are found in oil as light fractions.
  • Be careful with the subscripts.
  • any change in these small numbers or characters can change the formula totally.
  • Definitely CnH2n .....
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4 Answers
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Naphthene hydrocarbons-cycloparaffins are saturated hydrocarbons that consist of one or more rings of the general formulae CnH2n. They, like paraffins, are found in oil as light fractions.

Be careful with the subscripts. any change in these small numbers or characters can change the formula totally.

Definitely CnH2n ..... not CaH2a.
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Hi Alan. Thank you for your post.

In the original there is CaH2a. It must be a mistake.

Does the 'n' in this formulae signify perhaps a certain number of something? Perhaps it is just a matter of writing the same thing in two different ways.
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No, you cannot write CaH2a in English and I would even suggest that it's a chemistry mistake in Croatian as well. Chemical formulae have an international agreement about how they are written so if you write Ca instead of C, you very, very definitely change the meaning from the element Carbon, C, to the element Calcium, Ca.

Whereas the subscript n stands for a definite number of Carbon at
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Ok. Thanks.

But as you said, it is definitely ''n''.

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