Answer:
(a) magnesium arsenide: As₂Mg₃
(b) indium(III) sulfide: In₂S₃
(c) aluminum hydride: AlH₃
(d) hydrogen telluride: H₂Te
(e) bismuth(III) fluoride: BiF₃
Explanation:
(a) magnesium arsenide:
The expected oxidation states are-
Magnesium ion- Mg²⁺
Arsenide ion- As³⁻
The chemical formula is: As₂Mg₃
(b) indium(III) sulfide:
The expected oxidation states are-
Indium ion- In³⁺
Sulfide ion- S²⁻
The chemical formula is: In₂S₃
(c) aluminum hydride:
The expected oxidation states are-
Aluminium ion- Al³⁺
Hydride ion- H⁻
The chemical formula is: AlH₃
(d) hydrogen telluride:
The expected oxidation states are-
Hydrogen - H⁺
telluride ion- Te²⁻
The chemical formula is: H₂Te
(e) bismuth(III) fluoride:
The expected oxidation states are-
bismuth ion- Bi³⁺
fluoride ion- F⁻
The chemical formula is: BiF₃
