Answers NY-Chemistry Term 1 HillcrestIonic Bonding

Ionic Bonding Answers

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The diagram below shows the atoms involved in forming table salt.Which statement best describes what happens next?

Sodium becomes an anion by losing an electron to chlorine.

Chlorine becomes a cation by losing an electron to sodium.

Sodium becomes a cation by gaining an electron from chlorine.

Chlorine becomes an anion by gaining an electron from sodium.

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Which statement best describes how an ionic bond forms?

The transfer of electrons forms strong bonds between ions.

The sharing of electrons forms strong bonds between ions.

The transfer of electrons results in repulsive forces between molecules.

The sharing of electrons results in attractive forces between molecules.

Which property is best to use when determining the strength of an ionic bond in a solid?

lattice energy

conductivity

hardness

solubility

Which pair of ions can form an ionic bond with each other and why?

Cu and Ag; They are both metal ions.

S and O; They have like charges.

Br and At; They are both halogen ions.

Li and Br; They have unlike charges.

Which statement is true about ionic compounds?

They are made up of many large molecules that are bonded together.

They are made up of atoms of only one type of element.

They are made up of particles that are arranged in a repeating pattern.

They are made up of a random ratio of elements that are bonded together.

Which property best indicates that a compound contains an ionic bond?

It is insoluble in water.

It can be easily flattened.

It has a low boiling point.

It conducts electricity when molten.

Which statement is true about a polyatomic ion?

It forms metallic bonds with other ions.

It forms covalent bonds with other ions.

It is made of atoms that are covalently bonded together.

It has a charge that is distributed over only part of the ion.

Which of the following can easily form an ionic bond with a cation?

NH4+

PO43–

Which pair of elements will form an ionic bond?

N and O

K and Br

C and Cl

Fe and Ni

Each model shows bonding between a pair of atoms.Model A Model BWhich statement best explains how the models differ?

Model A shows the formation of ions, and model B does not show the formation of ions.

Model A does not show the formation of ions, and model B shows the sharing of electrons.

Model A shows the sharing of electrons, and model B shows the formation of ions.

Model A shows the transfer of an electron, and model B shows the sharing of electrons.

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