Pre-Class Quiz Topic 1.2

Predict the charge that an ION formed from nitrogen would have.

• 1-

• 6+

• 3-

• 3+

• 2-

Which of the following statements is FALSE?

• Halogens are very reactive elements.

• The alkali metals are fairly unreactive.

• Sulfur is a main group element.

• Noble gases do not usually form ions.

• Zn is a transition metal.

Which of the following does NOT describe a metal?

• good conductor of heat

• good conductor of electricity

• tends to gain electrons

• forms ionic compounds with nonmetals

• found on the left side of the periodic table

Identify a cation.

• an atom that has lost an electron

• an atom that has gained an electron

• an atom that has lost a proton

• an atom that has gained a neutron

• an atom that has gained a proton

Which of the following elements is a noble gas?

• As

• C

• F

• Co

• He

Which of the following elements is a halogen?

• Po

• S

• I

• Sn

• Kr

All of the following elements are nonmetals EXCEPT

• barium

• nitrogen

• oxygen

• argon

• flourine

An ionic bond is best described as

• the sharing of electrons.

• the transfer of electrons from one atom to another.

• the attraction that holds the atoms together in a polyatomic ion.

• the attraction between two nonmetal atoms.

• the attraction between two metal atoms.

A covalent bond is best described as

• the sharing of electrons between atoms.

• the transfer of electrons.

• a bond between a metal and a nonmetal.

• a bond between a metal and a polyatomic ion.

• a bond between two polyatomic ions.

What is the empirical formula for C₁₀H₂₀O₅?

• C₂H₅O

• CHO

• C₂H₄O

• CHO₂

• CH₂O