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Meaning of chemical element | Babel Free

Noun CEFR B2

Definitions

  1. Any one of the types of atom distinguished by having a certain number of protons in its nucleus.
  2. A chemical substance made entirely of one such type of atom; any one of the simplest chemical substances that cannot be decomposed in a chemical reaction or by any chemical means and made up of atoms all having the same number of protons.

Equivalents

CEFR level

B2
Upper Intermediate
This word is part of the CEFR B2 vocabulary — upper intermediate level.
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