Which formulas and their respective names match?

I) Li3N lithium nitride

II) H2S hydrogen sulfite

III) SO2 sulfur dioxide

IV) AlF3 aluminum trifluoride

Respuesta :

1. Li3N lithium nitride
AND
3.SO2 sulfur dioxide

Answer:the correct options are: (i) and (iii)

Explanation:

The name of the molecule  [tex]Li_3N[/tex] is lithium nitride.

The name of the molecule [tex]H_2S[/tex] is hydrogen sulfide. The hydrogen sulfite is represented by molecular formula of  [tex]H_2SO_3[/tex].

The name of the molecule [tex]SO_2[/tex], is sulfur dioxide.Since, it is a covalent compound prefix will be used in front of an anions while writing the name of the this compound.

The name of the molecule is [tex]AlF_3[/tex] is aluminium fluorides. It is an ionic compound while writing its name no prefixes will used in front of an anions.

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