sun-phát

Một học sinh đang cầm một lọ sun-phát trong phòng thí nghiệm.

Definition

1. Noun (Chemistry):
   • Sulfate: A salt or ester of sulfuric acid (H₂SO₄), containing the anion SO₄²⁻ or the divalent group -OSO₂O-.

Usage Examples

• Noun:
  • Đồng sun-phát là một hợp chất hóa học phổ biến. (Copper sulfate is a common chemical compound.)
  • Nước có thể bị ô nhiễm bởi các muối sun-phát. (Water can be polluted by sulfate salts.)

Advanced Usage

• Technical Context: In chemistry and environmental science, "sun-phát" specifically refers to the sulfate ion or its compounds, often discussed in contexts like water quality, mineralogy, or industrial processes.
  • Nồng độ sun-phát trong nước ngầm cần được kiểm soát. (The sulfate concentration in groundwater needs to be controlled.)

Variants and Related Words

• A-xít sun-phu-rích (n): Sulfuric acid.
  • A-xít sun-phu-rích có tính ăn mòn mạnh. (Sulfuric acid is highly corrosive.)

Synonyms

• Sulfate: The direct English equivalent.

Notes on Usage

• "Sun-phát" is a technical, scientific term. It is not used in everyday conversation but is common in chemistry, industry, and environmental contexts.
• The spelling "sun-phát" is a Vietnamese romanization. In modern scientific Vietnamese, the spelling sunfat is also widely used and accepted.