Question

Use the image to answer the question.

An illustration shows the periodic table of elements with elements arranged in increasing order of atomic number in 18 columns (groups) and 7 rows (periods).

Which statement describes the bonds in iron sulfate (FeSO4
)?

(1 point)
Responses

Fe
and S
are covalently bonded, while S
and O
are ionically bonded.
F e and s are covalently bonded, while s and o are ionically bonded.

Fe
and S
are covalently bonded, and S
and O
also have a covalent bond are covalently bonded.
F e and s are covalently bonded, and s and o also have a covalent bond are covalently bonded.

Fe
and S
are ionically bonded, and S
and O
also are ionically bonded.
F e and s are ionically bonded, and s and o also are ionically bonded.

Fe
and S
are ionically bonded, while S
and O
are covalently bonded.
F e and s are ionically bonded, while s and o are covalently bonded.
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Answer 1

Fe and S are ionically bonded, while S and O are covalently bonded.

Explanation: FeSO4 is composed of Fe2+ ions and SO4^2− sulfate ions (ionic attraction between them). Within the sulfate ion, S and O are held together by covalent (resonance-stabilized polar covalent) bonds.