Chemical Bonds & Naming - Test Review

Multiple Choice

Beryllium and fluorine combine to make BeF₂. What happens to the valence electrons of these atoms when forming this bond?

• transfer of valence electrons from the metal atom to the nonmetal atoms

• sharing of valence electrons between nonmetal atoms

• electromagnetic attraction

• electrons move freely between atoms

Multiple Choice

Silicon and fluorine combine to make SiF₄. What happens to the valence electrons of these atoms when forming this bond?

• transfer of valence electrons from the metal atom to the nonmetal atoms

• sharing of valence electrons between nonmetal atoms

• electromagnetic attraction

• electrons move freely between atoms

Multiple Choice

In an ionic bond, nonmetal atoms tend to electrons and become ions.

• lose; neutral

• gain; negative

• lose; positive

• gain; neutral

Multiple Choice

In an ionic bond, metal atoms tend to electrons and become ions.

• lose; neutral

• gain; negative

• lose; positive

• gain; neutral

Multiple Choice

Identify the type of chemical bond: Valence electrons are transferred from the metal atom(s) to the nonmetal atom(s).

• Covalent

• Acidic

• Ionic

• Polyatomic

Multiple Choice

Identify the type of chemical bond: Valence electrons are shared between one nonmetal atom and another nonmetal atom.

• Covalent

• Acidic

• Ionic

• Polyatomic

Multiple Choice

What elements would likely form an ionic bond?

• K, Cl

• P, S

• Xe, Kr

• Si, O

Multiple Choice

What is the correct name for KF?

• Monopotassium fluoride

• Potassium (I) fluoride

• Potassiofluoride

• Potassium fluoride

Multiple Choice

In MgCl₂, what is the charge for magnesium?

• +3

• +2

• +1

• -3

Multiple Choice

In an ionic bond, when naming a transition metal ion that can have more than one charge, the charge is represented as a .

• prefix

• Roman numeral

• suffix

• superscript after the name

Multiple Choice

Identify the correct name for FeCl₂.

• Iron chloride

• Monoiron dichloride

• Iron dichloride

• Iron (II) chloride

Multiple Choice

The is responsible for the properties of metals such as hardness, conductivity, malleability, and ductility.

• covalent bonds

• ionic bonds

• neutral ions

• sea of electrons

Multiple Choice

What is the correct name for the compound CoBr?

• cobalt (I) bromine

• cobalt (II) bromine

• cobalt (I) bromide

• cobalt (II) bromide

Multiple Choice

An - ate or -ite as the suffix of a compound name indicates that the compound contains .

• Fewer electrons than protons

• Neutral molecules

• Only two elements

• A polyatomic ion

Multiple Choice

Identify the correct formula for beryllium carbonate

• Be₂CO₃

• BeCO₃

• BeC₂

• Be(CO₃)₂

Multiple Choice

What is the correct chemical formula for magnesium nitrate?

• Mg(NO₃)₂

• Mg(NO₃)

• Mg⁺²(NO₃)^-1

• MgNO₃

Multiple Choice

Which of the following are properties of ionic compounds?

• High melting point

• Conducts electricity in water

• Dissolves in water

• All of the above

Multiple Choice

Covalent compounds are made up of a .

• Metal & Metalloid

• Nonmetal & Nonmetal

• Metal & Metal

• Metal & Nonmetal

Multiple Choice

Which pair of elements will form a covalent bond?

• Na, Cl

• Ca, Si

• Li, Ne

• P, S

Multiple Choice

Identify the correct chemical formula for diphosphorus trisulfide. P₂S

• P₂S₃

• PS

• P₂S₂

• P₂S

Multiple Choice

What is the correct VSEPR geometric shape for carbon dioxide?

• Linear

• Trigonal Planar

• Bent

• Tetrahedral

Multiple Choice

What is the correct VSEPR geometric shape for CH₄?

• Linear

• Trigonal Planar

• Bent

• Tetrahedral

Multiple Choice

What type of chemical bond would form between two elements in the halogen family?

• Covalent

• Acidic

• Ionic

• Polyatomic

Multiple Choice

Roman numerals are used when naming __________ in an ionic compound because it’s possible for these elements to have more than one charge.

• Alkali metals

• Alkaline earth metals

• Metalloids

• Transition metals

Multiple Choice

The delocalized electrons (sea of electrons) in metallic bonds is responsible for which of the following properties of metals?

• Conductivity

• Malleability

• Ductility

• All of the above