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Q: What metal oxides cannot be reduced to metal by hydrogen cuo ag2o fe2o3 mgo pbo?
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Related questions

What oxides are in rust?

Iron oxide. Fe2O3


What are the three oxides of iron?

FeO, Fe2O3, Fe3O4 Note: Fe3O4 can be considered as a mixture of FeO and Fe2O3


What is metallic oxide M2O3?

Such oxides are Fe2O3 ,Cr2O3, Al2O3 e.t.c.


Write down the formula of two oxides of iron?

FeO, Fe3O4, and Fe2O3


What are the states of matter for Fe2O3 CO equals Fe CO2?

1. Iron and iron oxides are solids. 2. Carbon oxides are gases.


What are oxides and examples of oxides?

Oxides are substances formed by the reaction of oxygen with metals or non-metals.eg. iron oxide(Fe2O3), zinc oxide(ZnO), sulfur dioxide (SO2 )etc.


Chemical formula for rust?

Rust is hydrated iron oxides: Fe2O3.nH2O + FeO(OH).


Is iron oxide a element compound or a mixture?

Iron oxide is a compound. There are a number of different oxides of iron FeO, Fe2O3 and Fe3O4


The compound that is made of atoms of iron and oxygen is?

These compounds are iron oxides as FeO, Fe2O3, Fe3O4.Rust.


Formula for iron II oxide?

Formula of 3 types of Iron oxides: Iron(II) oxide= FeO Iron(III) oxide= Fe2O3 Iron(II,III) oxide= Fe3O4


What kind of material rust?

Iron or materials containing iron will rust into oxides, either Fe2O3 (light brown) or Fe3O4 (dark brown).


How many iron atoms are in iron III oxide?

Iron oxide has most often has 2 atoms of iron per molecule.There are two forms of iron oxide, FeO (which has one iron atom) and Fe2O3.Iron can take on a valence of II or III. Confusing. There are actually addition formulas for other iron oxides, too, including magnetite (Fe3O4).The most common form is the Fe2O3 structure, which is the familiar iron rust.