ni-tơ-rát
Definition
- Noun:
- Nitrate: A salt or ester of nitric acid, containing the anion NO₃⁻. Nitrates are commonly used in fertilizers, explosives, and food preservation.
- Nitrate (in context): Refers to a compound containing this group, often discussed in chemistry, agriculture, or environmental science.
Usage Examples
- Noun:
- Phân bón này chứa nhiều ni-tơ-rát. (This fertilizer contains a lot of nitrate.)
- Nồng độ ni-tơ-rát trong nước ngầm đang tăng. (The nitrate concentration in groundwater is increasing.)
- Kali ni-tơ-rát là một hợp chất phổ biến. (Potassium nitrate is a common compound.)
Advanced Usage
- "nitrate contamination": Pollution caused by excessive nitrates, often from agricultural runoff.
- Ô nhiễm ni-tơ-rát là một vấn đề môi trường nghiêm trọng. (Nitrate contamination is a serious environmental problem.)
Variants and Related Words
Nitrat hóa (n): Nitrification. The biological process of oxidizing ammonia into nitrites and then nitrates.
- Quá trình nitrat hóa xảy ra trong đất. (The nitrification process occurs in soil.)
A-xít ni-tơ-ríc (n): Nitric acid. The parent acid (HNO₃) from which nitrates are derived.
Synonyms
- Saltpeter: A common name for potassium nitrate (KNO₃).
- Niter: Another term for potassium nitrate.
Related Scientific Terms
- Nitrite: A related compound containing the anion NO₂⁻, often confused with but chemically distinct from nitrate.
- Eutrophication: A process often accelerated by nitrate runoff, leading to excessive plant growth in water bodies.