酸さん化か水すい銀ぎんMeaningsNoun1. mercurous oxide (Hg2O)2. mercuric oxide (HgO)Kanji used酸acid化transformation水water銀silverPitch accentさんかすいぎんComposed of酸さん化かoxidation; oxidizationNoun水すい銀ぎんmercury (Hg)Noun