下列( )和弦是不协和和弦。
正确答案及解析
正确答案
解析
不协和和弦，是由不协和音程构成。只要和弦内含有不协和音程，皆为不协和和弦。不协和音程包括大小二度、大小七度、所有的增减音程和倍增减音程。A选项大三四六和弦是大三和弦的第二转位，转位后以三和弦五音为和弦的低音，低音与中音为纯四度关系，与高音为大六度关系。故为协和和弦。B选项增三四六和弦为增三和弦的第二转位，转位后以三和弦五音为和弦的低音，低音与中音为减四度关系，与高音为小六度关系，含有不协和音程，故为不协和和弦。C选项小三六和弦是小三和弦的第一转位，转位后低音与高音间形成大六度关系，故为协和和弦。D选项小小七五六和弦为小小七和弦的第一转位，转位后含有七度音程．故为不协和和弦。
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