Ammonium

Definition

Ammonium is a positively charged polyatomic ion (NH₄⁺) formed when ammonia (NH₃) accepts a proton. It is commonly found in various chemical compounds, particularly in fertilizers and in the natural nitrogen cycle.

Synonyms

• Ammonium ion
• NH₄⁺

Antonyms

• Ammonia (NH₃)

Examples

1. The solution was prepared by adding ammonium sulfate.
2. In the lab, they used ammonium chloride as a reagent.
3. The researcher measured the concentration of ammonium in the samples.
4. High levels of ammonium can indicate pollution in water bodies.
5. The agricultural expert recommended using ammonium nitrate for better crop yield.
6. The chemist synthesized a new compound containing ammonium.
7. The wastewater treatment process converts waste into ammonium compounds.
8. The study revealed how ammonium affects plant growth.
9. Farmers often rely on ammonium fertilizers to boost soil nutrients.
10. The laboratory confirmed the presence of ammonium ions in the experiment.
11. The findings showed that ammonium can be toxic in high concentrations.
12. They analyzed the ammonium levels in the soil samples.
13. The team discovered a new method to extract ammonium from waste.
14. The chemical reaction produced ammonium as one of the byproducts.
15. The environmental study focused on ammonium pollution in rivers.
16. The results indicated that ammonium was a significant factor in the ecosystem.
17. The formulation contained both ammonium and potassium for balanced nutrition.
18. The scientists conducted tests to determine the stability of ammonium compounds.
19. The reaction requires ammonium to proceed effectively.
20. Understanding the chemistry of ammonium is crucial for environmental science.
21. The biologist observed how ammonium influences microbial activity.
22. The report highlighted the role of ammonium in nitrogen cycling.
23. They used ammonium hydroxide to adjust the pH of the solution.
24. The presence of ammonium ions was confirmed by the spectrometer.
25. The study explored the impact of ammonium on aquatic life.
26. The compound was identified as an ammonium salt.
27. The guidelines recommend limiting ammonium usage to prevent runoff.
28. The laboratory experiment focused on the reaction of ammonium with acids.
29. The farmer applied ammonium sulfate to enhance soil fertility.
30. The research team was investigating the effects of ammonium on algae growth.
31. The analysis showed that ammonium could be a source of nitrogen for plants.
32. The chemist explained the properties of ammonium ions in solution.
33. The technician prepared a solution of ammonium phosphate for the test.
34. The experiment demonstrated how ammonium could be used in biofuels.
35. The environmental agency monitored ammonium levels in coastal waters.
36. They found that ammonium compounds could inhibit certain bacteria.
37. The discussion included the safety measures when handling ammonium products.
38. The experiment was designed to observe the behavior of ammonium under heat.
39. The plant required adequate ammonium to thrive in its environment.
40. The chemist noted that ammonium acts as a weak base in reactions.
41. The findings suggested that ammonium ions play a role in soil acidity.
42. The study concluded that ammonium enrichment could lead to eutrophication.
43. The sample exhibited an increase in ammonium concentration over time.
44. The team analyzed the mobility of ammonium in different soil types.
45. The presence of ammonium was linked to agricultural runoff.
46. The researcher discussed the potential uses of ammonium in industrial applications.
47. The analysis indicated that ammonium could be recycled from waste products.
48. The study aimed to quantify the effects of ammonium on crop yield.
49. The team identified the optimal conditions for ammonium absorption by plants.
50. The results showed a correlation between ammonium levels and soil health.
51. The research involved isolating ammonium from various sources.
52. The biochemist focused on the metabolic pathways involving ammonium.
53. The guidelines for fertilizer application include recommendations for ammonium.
54. The experiment highlighted the role of ammonium in nitrogen fixation.
55. The compounds formed during the reaction were analyzed for ammonium content.
56. The study provided insights into the effects of ammonium on soil microorganisms.
57. The technician used a spectrophotometer to measure ammonium concentrations.
58. The results indicated reduced plant growth due to excess ammonium.
59. The report discussed various methods to manage ammonium in agriculture.
60. The analysis explored how ammonium interacts with other nutrients.
61. The environmental impact of ammonium was a significant concern in the region.
62. They observed that ammonium was rapidly taken up by the plants.
63. The project aimed to reduce ammonium pollution in urban areas.
64. The experiment tested the toxicity of ammonium to aquatic organisms.
65. The presence of ammonium in the soil was verified through testing.
66. The research focused on the role of ammonium in soil fertility.
67. They noted a decline in biodiversity linked to high ammonium levels.
68. The analysis showed that ammonium could be a limiting factor for plant growth.
69. The study revealed how ammonium affects microbial communities in soil.
70. The results demonstrated a clear relationship between ammonium and pH.
71. The research highlighted the importance of managing ammonium in fertilizers.
72. The findings indicated that ammonium could be toxic to certain fish species.
73. The lab prepared a standard solution of ammonium for calibration.
74. The study suggested that ammonium management is essential for sustainable agriculture.
75. The team proposed methods to reduce ammonium runoff into waterways.
76. The research focused on the chemical structure of ammonium compounds.
77. The experiment aimed to quantify the release of ammonium during decomposition.
78. The agricultural practices discussed included effective ammonium application.
79. The analysis confirmed that ammonium levels were elevated in the contaminated site.
80. The report emphasized the need for monitoring ammonium in drinking water.
81. The study investigated the effects of ammonium on soil acidity.
82. The technicians were trained to measure ammonium accurately in samples.
83. The findings suggested that ammonium could be used as a bioindicator.
84. The research highlighted the potential of ammonium in renewable energy.
85. The analysis indicated a significant increase in ammonium levels over time.
86. The team explored the relationship between ammonium and plant health.
87. The report outlined strategies for managing ammonium in urban agriculture.
88. The research focused on the environmental impact of ammonium fertilizers.
89. The experiment demonstrated the solubility of ammonium salts in water.
90. The findings showed that ammonium can enhance microbial activity in soil.
91. The team was excited to discover new applications for ammonium in industry.
92. The study provided evidence of the detrimental effects of excess ammonium.
93. The analysis revealed how ammonium interacts with organic matter.
94. The research indicated that ammonium could improve crop resilience.
95. The report discussed the implications of ammonium in environmental policy.
96. The scientists examined the pathways through which ammonium is absorbed by plants.
97. The study suggested that ammonium can influence soil nutrient cycling.
98. The findings indicated that ammonium plays a critical role in ecosystem dynamics.
99. The research examined the stability of ammonium compounds in various conditions.
100. The analysis concluded that managing ammonium levels is vital for environmental health.