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If Br had an oxidation number of +7, the net charge on the ion would be +1, and not -1. Thus, the oxidation number for Br in BrO3- should be 5+.

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8y ago
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8y ago

Br is a non metal. Oxidation number of it is +7.

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8y ago

To get a net 1- charge, the oxidation number on Br would be 5+, since each oxygen is 2-

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Q: What is the oxidation number for Br in BrO3-?
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Related questions

What is the oxidation number of Br in BrO3?

Oxidation number of Br in BrO3 is 6. BrO3 doesn't exist. It should actually be BrO3- ion with +5 oxidation number for Br.


What is the oxidation number of the BrO3-?

-2 for each O, +5 for Br


What is oxidation number of BrO3?

In the bromate ion (BrO3-) bromine is in the 5+ oxidation stae while the oxygen atoms are in the 2- oxidation state.


Why is the oxidation number of Br in BrO3 5?

BrO3 is an anion of minus one (-1) charge. BrO3^-1 Using oxygen as the standard at '-2' Then the oxygen moiety is 3 X -2 = -6 So doing a 'little' sum -6 + Br = -1 Add '6' to both sides Br = 5 (The oxidation number of Br). NB Using '-2' for oxygen is a good standard for most molecules/ions. However, oxygen's oxidation number does vary , but not in very many molecules/ions.


What is the oxidation number for BrO3?

Each Oxygen has -2 number.Bromines oxidation number is +5.


What is the oxidation number of Br in LiBrO3?

LiBrO3 this decomposes to Li^(+) & BrO3^(-) The bromate anion has a charge of '-1' Use the standard for oxygen at '-2' Since there are 3 oxygens then the oxygen moiety is 3 X -2 = -6 Creating a little sum Br + -6( oxygen moiety) = -1( anion charge) Br - 6 = -1 Add '6 'to both sides Br = (+)5 The oxidation state of bromine.


What is the oxidation number of Br in Br?

-2 for each O, +5 for Br


What is the oxidation number of Br2?

Each Br atom has an oxidation number of zero.


What is the oxidation number of KBr?

The Potassium (K) has an oxidation number of +1. The Bromine (Br) has an oxidation number of -1.


What is the Oxidation number of Na Br?

+1 for Na -1 for Br


What is the oxidation of Br2-?

Each Br atom has an oxidation number of zero.


What is the oxidation number of Br in ZnBr2?

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