what is the difference between oxidation number and ionic charge?
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Likewise, if an atoms gains electrons, it develops a negative charge and becomes an anion. ... The less electronegative atom is assumed to lose the bonding electrons, so its oxidation number will be positive - it mimics a cation. So, when it comes to ionic compounds, their ions have actual charges.
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Oxidation is the loss of electrons or an increase in the oxidation state of an atom, an ion, or of certain atoms in a molecule. Reduction is the gain of electrons or a decrease in the oxidation state of an atom, an ion, or of certain atoms in a molecule.
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An ion has a non-zero electric charge. A radical has an atom with unfilled electron shells and so is very reactive, but is electrically neutral.
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There is a slight difference between the two terms. Oxidation state refers to the degree of oxidation of an atom in a molecule. In other words, the oxidation state is the charge of an atom if all bonds it formed were ionic bonds. ... Oxidation numbers are used in coordination complex chemistry.
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There are 2 oxygens and each has a 2- charge, so the anion is 4-. The overall compound is uncharged, which means the one Mn must be in the 4+ oxidation state. ... So the correct name is “manganese (IV) oxide”. But chemist often call it manganese dioxide.
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Here is the difference Between OH and HO: HO is a molecule containing positive Hydrogen Oxygen atoms i.e it is a cation. ... Both are ions, HO+ is Hydroxide, OH- is Oxyhydride. Both are acceptable and the only difference is about the charge on oxygen.
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The oxidation state of an atom in a molecule gives the number of valence electrons it has gained or lost. In contrast to the valency number, the oxidation state can be positive (for an electropositive atom) or negative (for an electronegative atom).
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Acidity/basicity Ionic compounds containing hydrogen ions (H+) are classified as acids, and those containing electropositive cations and basic anions ions hydroxide (OH−) or oxide (O2−) are classified as bases. Other ionic compounds are known as salts and can be formed by acid–base reactions.
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Potassium ions have a charge of 1+, while sulfate ions have a charge of 2−. We will need two potassium ions to balance the charge on the sulfate ion, so the proper chemical formula is K 2SO 4.
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The charge on a transition metal atom is equal to its oxidation state and can vary from +1 to +7. ... For example, iron, or Fe, has possible oxidation states of +2, +3, +4, +5 and +6, but its common oxidation states are +2 and +3.
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Re: Polar vs nonpolar vs ionic The general rule of thumb is that if the difference in electronegativity is greater than 2, then it is ionic. A covalent bond is the sharing of electrons, nonpolar is equal sharing and polar is unequal sharing. If it is less than 1.5, then it is covalent.
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As nouns the difference between oxide and oxidation is that oxide is (chemistry) a binary chemical compound of oxygen with another chemical element while oxidation is the combination of a substance with oxygen.
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The key difference between free radical and ion is that the free radicals have one or more unpaired electron, but ions have paired electrons. ... An ion can occur as a molecule or atom with a charge (positive or negative) due to the loss or gain of an electron.
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Double-replacement reactions such as the one below are not redox reactions because ions are simply recombined without any transfer of electrons. Note that the oxidation numbers for each element remain unchanged in the reaction.
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Net ionic equations must be balanced by both mass and charge. Balancing by mass means making sure that there are equal numbers of each element. Balancing by charge means making sure that the overall charge is the same on both sides of the equation.
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A cation is a positively charged ion, with fewer electrons than protons, while an anion is negatively charged, with more electrons than protons.
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To put it simply, positive ions are molecules that have lost one or more electrons whereas negative ions are actually oxygen atoms with extra-negatively-charged electrons.