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 ¡¼´ã¡½Áú¼Ò(òòáÈ); ´ÏÆ®·Î°Õ(nitrogen); ¿ø¼Ò±âÈ£ N ¿øÀÚ¹øÈ£ 7¹øÀÇ ºñ±Ý¼Ó¿ø¼Ò [ º¹»ç¿ë ¹®ÀÚ : 氮 ]    8ȹ (ÃÑ12ȹ)
 nitrogen  dàn
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