Question

1. what type of bond is being represented here?

a. ionic bond
b. covalent bond
c. metallic bond

1. when writing out the chemical formula for an ionic compound,

you first need to write the __________ and then the ________
a. cation, oxidation number
b. anion, cation
c. cation, anion
d. anion, oxidation number

1. what is the name for this compound:

mgso4
a. magnesium (iv) sulfide
b. magnesium (iv) sulfate
c. magnesium sulfate
d. magnesium sulfide

1. the following compounds are examples of:

a. ionic bonds
b. covalent bonds
c. metallic bonds

Explanation:

36)

Ionic bonds involve the transfer of electrons from a metal (Na, a metal) to a non - metal (F, a non - metal). In the given structure \(Na^{+}[\colon\colon F\colon\colon]^{-}\), there is a transfer of an electron from Na to F, forming ions that are held together by electrostatic forces. Covalent bonds involve sharing of electrons (not the case here), and metallic bonds are between metal atoms (not applicable here).

In writing the chemical formula for an ionic compound, the cation (positively charged ion) is written first, followed by the anion (negatively charged ion). For example, in \(NaCl\), \(Na^{+}\) (cation) is written before \(Cl^{-}\) (anion). Oxidation numbers are used in naming but not the order of writing the formula.

For \(MgSO_{4}\), \(Mg\) is magnesium. The \(SO_{4}^{2 -}\) is the sulfate ion (\(S\) in \(SO_{4}^{2 -}\) has an oxidation state of \(+ 6\), not \(+4\) as in option b). The sulfide ion is \(S^{2 -}\) (not present here). So the name is magnesium sulfate.

Answer:

a. Ionic Bond

37)