Chemistry. A non-metallic chemical element, atomic no. 6, which occurs in crystalline form as diamond and graphite, in black, amorphous form as…
| 单词 | θ69260 |
| 释义 | the world > matter > chemistry > organic chemistry > carbon > [noun] (21) carbon1788 Chemistry. A non-metallic chemical element, atomic no. 6, which occurs in crystalline form as diamond and graphite, in black, amorphous form as… charcoal1800 = carbon, n. Obsolete. Subcategories:— graphite (5) — soot (0) — carbon fibre (1) — radioactive isotope (2) — cylindrical molecule of (1) — carbon ions (3) — forms of carbon (6) — remaining as a residue (1) |
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