Lưu ý: Bản dịch của mục này hiện đang được kiểm tra chất lượng, vì vậy một số nội dung tạm thời chỉ hiển thị bằng tiếng Anh.
Mục từ này chưa được dịch sang ngôn ngữ của bạn, vì vậy nội dung gốc được hiển thị bên dưới.
divalent
This term is a precise technical descriptor used almost exclusively within chemistry and molecular biology. It describes the specific capacity of an element or ion to form two covalent or ionic bonds, creating a distinct structural geometry in the resulting molecule.
Because it is a classification of chemical property, it functions as a static attribute. It is rarely used in casual conversation or metaphorical contexts, remaining confined to scientific discourse regarding valence electrons and coordination chemistry.
Ý nghĩa
Ví dụ
Magnesium is a divalent metal that typically forms a positive two charge.
Is the calcium ion in this compound divalent or monovalent?
The reaction requires a divalent cation to stabilize the protein structure.
I need to remember that oxygen is divalent when it forms water.
Divalent ions often create stronger electrostatic attractions than monovalent ones.
Divalent ions often create stronger electrostatic attractions than monovalent ones.
The catalyst must be a divalent metal to facilitate the process.
Wait, if it is divalent, it should form two bonds with the ligand.
Barium is another example of a divalent element found in group two of the periodic table.