Chemical Bonding Test - Unit 5: General Chem

Which of the following is not a property of metals caused by metallic bonding?

• malleability

• ductility

• low boiling points

• conductivity

Which of the following describes a metallic bond?

• Two valence electrons being shared to create an octet

• A sea of freely floating electrons around nearby cations

• One valence electron being transferred to another atom

• A bond in which one atom is much more electronegative than the other

Nitrogen has 5 valence electrons. How many lone pairs of electrons are there in the compound NH₃?

• one

• two

• three

• seven

Carbon is in group 14 (IV-A) of the periodic table. Following the octet rule, how many covalent bonds will carbon form?

• one

• two

• three

• four

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

How many bonds are shared by two oxygen atoms in an oxygen gas molecule (O₂)?

• two

• four

• six

• eight

How many electrons are in a double bond?

• two

• four

• six

• eight

What is the molecular geometry shown in the model above?

• linear

• tetrahedral

• trigonal planar

• bent

Which of the following structures is 3-dimensional?

• ball-and-stick model

• molecular formula

• Lewis structure

• structural formula

A molecule shows resonance when it has the same type of bonds but different atoms.

• True

• False

Which of these molecules is polar?

• CH₄

• CO₂

• NH₃

• N₂