polyatomic ions造句
例句與造句
- Polyatomic ions may sometimes be usefully thought of as electrically charged molecules.
- The following tables give examples of commonly encountered polyatomic ions.
- Lewis structures for polyatomic ions may be drawn by the same method.
- Ions can be metals or polyatomic ions.
- Each polyatomic ion in a compound is written individually in order to illustrate the separate groupings.
- It's difficult to find polyatomic ions in a sentence. 用polyatomic ions造句挺難的
- Polyatomic ions are often useful in the context of hydrogen ion yields the sulfate anion ( ).
- Only a few representatives are given, as the number of polyatomic ions encountered in practice is very large.
- For simple ions the ionic charge and the oxidation number are identical, but for polyatomic ions they often differ.
- The phosphate ion is a polyatomic ion with the empirical formula and a molar mass of 94.97 g / mol.
- These polyatomic ions are groups of atoms that are covalently bound together and have an overall ionic charge, such as the sulfate ion.
- Therefore the name of the metal or positive polyatomic ion is followed by the name of the non-metal or negative polyatomic ion.
- Therefore the name of the metal or positive polyatomic ion is followed by the name of the non-metal or negative polyatomic ion.
- When this rule is broken, giving the " molecule " a charge, the result is sometimes named a molecular ion or a polyatomic ion.
- At high concentrations, HF molecules undergo homoassociation to form polyatomic ions ( such as bifluoride, ) and protons, thus greatly increasing the acidity.
- The two notations are, therefore, exchangeable for monatomic ions, but the Roman numerals " cannot " be applied to polyatomic ions.
更多例句: 下一頁