Question

Составить формулы вещества CuO,FeO,NO,PO,SO,NaSO4,KCO3,CUNO3,FeCl,MgOH,AlOH,KOH.

Answer 1

CuO так и останется
FeO если железо (II), Fe2O3 если железо (III)
NO(азот+2), NO2(азот+4), N2O3,(азот+3),N2O5(азот +5)
P2O3(фосфор +3), P2O5(фосфор +5)
Na2SO4
K2CO3
Cu(NO3)2
FeCl2, FeCl3
Mg(OH)2
Al(OH)3
KOH так и остается

Answer 2

Chemical Formulas

Here are the chemical formulas for the given substances:

1. Copper(II) oxide: CuO 2. Iron(II) oxide: FeO 3. Nitric oxide: NO 4. Phosphorus oxide: PO 5. Sulfur oxide: SO 6. Sodium sulfate: NaSO4 7. Potassium carbonate: KCO3 8. Copper(II) nitrate: CUNO3 9. Iron(III) chloride: FeCl3 10. Magnesium hydroxide: Mg(OH)2 11. Aluminum hydroxide: Al(OH)3 12. Potassium hydroxide: KOH

Please note that the formulas provided are based on the common oxidation states and valences of the elements involved.

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