硝酸

1. Origins, structure, and basic meaning

• Structure: 硝酸 is read as しょうさん and means nitric acid.
• Basic usage: It can be handled with protective equipment or studied through its properties and a reaction equation.

2. Common pitfalls and similar expressions

• Handling nitric acid
  • 硝酸: Safety glasses are put on before nitric acid is handled. Example: 実験では硝酸を扱う前に保護眼鏡を着けた。
• Explaining its properties
  • 硝酸: The teacher explains the properties of nitric acid with a reaction equation. Example: 先生は硝酸の性質を反応式とともに説明した。