Question

why is the symbol S for sulphur, but Na for sodium and Si for silicon​

Answer 1

Answer:

The symbols for the elements are derived from their Latin and Greek synonyms to avoid confusion due to English words. For Sodium the symbol is Na derived from Natrium, because the symbol S was already taken for Sulphur so Si is the symbol for Silicon.

Explanation:

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Answer 2

The symbols for the elements are derived from their Latin and Greek synonyms to avoid confusion due to English words. For Sodium the symbol is Na derived from Natrium, because the symbol S was already taken for Sulphur so Si is the symbol for Silicon.