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What are the elements with fixed oxidation number?
Elements with fixed oxidation numbers include alkali metals (group 1 elements) which have a +1 oxidation state, alkaline earth metals (group 2 elements) which have a +2 oxidation state, and nonmetals in group 17 (halogens) which have a -1 oxidation state in compounds.
Do all metals have a number in parentheses?
Not all metals have a number in parentheses. The number in parentheses typically indicates the oxidation state of the metal in a compound, which is relevant for transition metals that can exhibit multiple oxidation states. However, many metals, especially those in groups like alkali and alkaline earth metals, commonly have a fixed oxidation state and may not require such notation.
What metal does not require its charge oxidation number specified in the names of ionic compounds it forms?
Group 1 and Group 2 metals (alkali metals and alkaline earth metals) do not require their charge oxidation number specified in the names of ionic compounds they form. This is because they typically have a fixed charge that does not vary.
What are the rules for oxidation numbers?
The oxidation number of an atom in its elemental form is 0. In a compound, the sum of oxidation numbers must equal the overall charge of the compound. In a polyatomic ion, the sum of oxidation numbers must equal the charge of the ion. Some elements have fixed oxidation numbers (e.g., alkali metals +1, alkaline earth metals +2).
What is the oxidation number of PH4?
The oxidation number of PH4 cannot be determined because phosphorus (P) does not have a fixed oxidation number in this compound.
Are rules for finding oxidation number fixed?
Yes.
The oxidation number of chlorine in the compound PbCl has to be?
The oxidation number of chlorine in the compound PbCl is -1. Each chlorine atom in PbCl has an oxidation number of -1, as lead has a fixed oxidation number of +2.
is ag has fixed oxidation no?
is sulpur has fixed oxidation no
What is the oxidation number of Na in NaAlH4?
The oxidation number of Na in NaAlH4 is +1. This is because in ionic compounds, such as NaAlH4, the metal ion (Na) has a fixed positive oxidation state based on the charge it would have if it was an ion.
Why metals have higher conductivity?
because metals have strongly fixed electrons which can conduct heat and electricity by vibrating at their fixed places
What is the oxidation number of sulphur in sulfate?
In oxygen containing anions that also include a less electronegative element, oxygen is taken to have an oxidation number of -2. A sulfate ion has a charge of -2. The four oxygen atoms of a sulfate ion have a total charge of 4 X -2 or -8; therefore, the oxygen atom must have an oxidation number of +6 to yield the correct value for the charge of the sulfate ions.
What is the oxidation of Cr in Ag2Cr2O7?
The oxidation state of chromium (Cr) in Ag2Cr2O7 is +6. This is because the total charge of the compound is zero, and the oxidation states of silver (Ag) and oxygen (O) are fixed. By assigning an oxidation state of +6 to oxygen, we can determine that chromium is in the +6 oxidation state.
