钠 (nà) - Sodium — a soft, silvery-white, highly reactive metallic

钠Tone 4

nà ｜ 9 strokes ｜ radical:

娜楠

钠 · nà

Sodium — a soft, silvery-white, highly reactive metallic element (symbol Na, atomic number 11), essential for biological function and used in various compounds.

Sodium — a soft, silvery-white, highly reactive metallic

Usage highlights

Sodium elementSodium chlorideSodium hydroxideSodium carbonateSodium bicarbonateSodium ion

Synonyms

Usage & contexts

Examples

  • Sodium is an alkali metal (钠是一种碱金属).
  • Table salt contains sodium chloride (食盐含有氯化钠).
  • Sodium reacts violently with water (钠与水剧烈反应).
  • Low sodium diet is recommended for hypertension (高血压建议低钠饮食).

Collocations

  • Sodium element(钠元素)
  • Sodium chloride(氯化钠)
  • Sodium hydroxide(氢氧化钠)
  • Sodium carbonate(碳酸钠)
  • Sodium bicarbonate(碳酸氢钠)
  • Sodium ion(钠离子)

Cultural background

FAQ
  • Sodium was first isolated in 1807 by Sir Humphry Davy through electrolysis of sodium hydroxide.
  • In Chinese, '钠' is a modern chemical character created specifically for scientific terminology.
  • Sodium compounds like salt (氯化钠) have been culturally and economically important throughout Chinese history.

FAQ