氫氧離子 qīng yǎng lí zǐ

DEFINITIONS

  1. hydroxide ion OH-

CHARACTERS

氫 qīng hydrogen
氧 yǎng
HSK 6
oxygen
離 lí leave, depart; go away; separate
子 zǐ
HSK 1
offspring, child; fruit, seed of; 1st terrestrial branch