釔者,化學元素也,符號為Y,原子序三十九,屬過渡金屬。色銀白。
於空氣中性穩,惟釔粉灼至攝氏四百度以上可燃。
同位素者六十一,自釔七六至釔一〇八。性穩者獨釔八九耳。
欲得之,須以鈣還原氟化釔。
聲音動静,具錄於維基共享︰釔 |
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