钾 (jiǎ): potassium (K, chemistry)

Meanings

Xiāngjiāo fùhán jiǎ.

Bananas are rich in potassium.

Quē jiǎ huì dǎozhì jīròu wúlì.

Potassium deficiency can cause muscle weakness.

memory

The 钅radical (metal) + 甲 (jiǎ, first/armor) — a metallic element whose pronunciation comes from 甲. Element symbol K, atomic number 19.

钾 jiǎ