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Fe (III) has a charge of 3+.

Br has a charge of 1-.

This means that in order to make the overall charge of the ionic compound of Iron III and Bromine, there must be one atom of Iron III and three atoms of Bromine.

This makes the formula FeBr3.

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12y ago
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10y ago

The answer is CaBr2. The way you get this is due to the fact that you have to balance the charges, there needs to be one negative for every positive. Ca is a +2 charge and Br is a -1 charge. Therefor we need two -1 charges to cancel out +2 charge. As you can conclude, we need 2 Bromine. CaBr2 is pronounced as Calcium Bromide.

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15y ago

The ionic compound for Iron is Fe3+ and the ionic compound for Bromine is Br-. So Fe3+ + Br- = FeBr3

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12y ago

Easy one.

Rb +

and

Br -

form the ionic compound

RbBr = Rubidium bromide

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12y ago

CaBr2

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Q: What is the formula for the ionic compound rb and br?
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Related questions

Is Rb Br an ionic compound?

Yes, another example is NaCl, table salt.


What is the formula for ionic compound formed between Rb and P?

Rb3P.


Is the compound rbcl ionic or covalent?

Like all Rb compounds it is ionic.


The compound XCI is classified as ionic of X represents the element?

Its Rb because its the only metal listed and ionic compounds are formed as a result of a metal bonding with a nonmetal which is the chlorine.Rb because if you the subtract the electronegativities:(Cl) 3.2 - (Rb) .8 = 2.4 which is more than 2.0 making it ionic.


What is the ionic formula for Rubidium and chlorine?

Rubidium is a group 1 metal with just one valence electron. It therefore forms the ion Rb+ as it loses the electron. The ionic formula is Rb+ Cl-


What is the chemical formula of rubidium bromide?

RbBr is the chemical formula for rubidium bromide. Rb stands for rubidium and Br for bromine.


Is Rb Br a covalent bond?

RbBr is the chemical formula of rubidium bromide.RbBr has an ionic bond.


What is the formula of rubidium?

We know from the -ide on flouride that this compound will be an ion. So we look to cross the charges of the common ions of Rb and F Rubidium exclusively forms a 1+ ion, since it is an alkali metal, and fluorine forms a 1- ion exclusively. Therefore Rb+ + F- => RbF


Which element forms a compound with chlorine with the general formula MCL?

Rb


What type of bond is RbCl?

Ionic bond between Rb+ cation and Cl- anion.


Which elements when combined with fluorine would form an ionic compound?

All the alkali and alkaline earth metals: Li, Na, K, Rb, Cs, Fr, Ra, Ba, Sr, Ca, Mg, and Be. Most other metals would also form an ionic compound with fluorine.


What is the ionic charge for Rb?

Generally +1 in its compounds