Question

Напишите молекулярные формулы соединений: оксида хрома (III), оксида фосфора (V), сернистой кислоты, сероводородной кислоты, нитрата алюминия, гидроксида магния

Answer 1

Оксид хрома (III) Cr2O3
оксид фосфора (V) P2O5
сернистая кислота H2SO3
сероводородная кислота H2S
нитрат алюминия Al(NO3)3
гидроксид магния Mg(OH)2

Answer 2

Molecular Formulas of Compounds:

Oxide of Chromium (III): The molecular formula for the oxide of chromium (III) is Cr2O3.

Oxide of Phosphorus (V): The molecular formula for the oxide of phosphorus (V) is P4O10.

Sulfurous Acid: The molecular formula for sulfurous acid is H2SO3.

Hydrogen Sulfide: The molecular formula for hydrogen sulfide is H2S.

Aluminum Nitrate: The molecular formula for aluminum nitrate is Al(NO3)3.

Magnesium Hydroxide: The molecular formula for magnesium hydroxide is Mg(OH)2.

These molecular formulas are based on the chemical nomenclature and properties of the compounds.