Bonding and Naming

Reorder

Order the following in INCREASING Electronegativity.

(Biggest is last.)

• Tl

• In

• Ga

• Al

• B

1

2

3

4

5

• 1
• 2
• 3
• 4
• 5

Multiple Choice

What is the relationship between electronegativity difference and bond polarity?

• The greater the EN difference, the more polar the bond

• The greater the EN difference, the less polar the bond

• Electronegativity difference does not affect bond polarity

• All bonds are polar regardless of EN difference

Multiple Choice

In calcium bromide the electronegativity difference between Ca and Br is 1.96. What type of chemical bond is predicted to exist between Ca and Br?

• ionic bond

• polar covalent bond

• nonpolar covalent bond

Multiple Select

Which three of the following are features of ionic compounds? (click 3 boxes)

• They have bonds between metals and non-metals.

• They have bonds between two non-metals.

• They form simple molecular structures.

• They form giant ionic lattices.

• They involve the transfer of electrons.

Open Ended

Write the formula for the following compounds: triphosphorus heptafluoride

Multiple Choice

What does the number subscript in a chemical formula indicate?

• The type of element

• The number of atoms of each element

• The total number of elements

• The molecular weight

Multiple Choice

What are the two types of compounds based on the number of elements?

• Binary Compound

• Ternary Compound

• Monatomic Compound

• Polyatomic Compound

Fill in the Blank

The name of the compound Ca₃(PO₄)₂

Multiple Choice

Ionic bonds are formed when electrons get

• Shared between two atoms

• Removed from both atoms

• Transferred from one atom to another

• Added to both atoms

Multiple Choice

In the compound aluminum oxide, which is the cation?

• Al⁺³
• Al
• O^-2
• O

Multiple Choice

Which of the following is a characteristic property of ionic compounds?

• They form hard, brittle crystals with characteristic shapes
• They have low melting points
• They have low boiling points
• They contain no charged particles

Multiple Choice

Determine the formula when pairing: Ca & O

• $$CaO$$

• $$Ca_2O_2$$

• $$CaO_2$$

Multiple Choice

Determine the formula when pairing: K & N

• $$K_3N$$

• $$KN$$

• $$KN_3$$

Multiple Choice

Name the following ionic compound: LiNO₃

• lithium nitrate
• lithium III nitrate
• lithium nitride
• lithium oxide

Multiple Choice

Name the following ionic compound: MgSO₄

• magnesium sulfoxide
• magnesium sulfide
• magnesium sulfate
• magnesium oxide

Multiple Choice

The proper formula for magnesium hydroxide:

• MgOH
• Mg₂OH
• Mg(OH)₂
• Mg₂OH₂

Multiple Choice

What is the formula for sodium nitrate?

• Na₃NO
• NaNO
• Na₃NO₃
• NaNO₃

Multiple Choice

What is the name of HNO₃

• Hydronitric Acid

• Nitric Acid

• Nitrous Acid

• Hydrogen nitrate

• Hydrogen nitrite

Multiple Choice

What determines the number of hydrogens in your acid?

• there are always just one
• its the same as the charge of hydrogen
• its the same as the charge of the anion
• magic

Multiple Choice

The name of an acid has the suffix -ic acid. What is the suffix of the polyatomic anion?

• ic

• ite

• ous

• ate

Multiple Choice

The covalent compound N₂O₅ would be named

• nitrogen oxide.
• dinitrogen oxide.
• nitrogen pentoxide.
• dinitrogen pentoxide.

Multiple Choice

What is the chemical formula for Tetraphosphorous Pentachloride ?

• ₄P₅Cl

• PCl

• P₄Cl₅

• P₅Cl₄

Multiple Choice

What is the correct name for P₄S₅

• Pentaphosphorous tetrasulfide

• Tetrapotassium pentasodium

• Tetraphosphorous pentasulfide

• Pentapotassium tetrasodium

Multiple Choice

What type of covalent bond is formed when two atoms share three pairs of electrons?

• Single covalent bond

• Double covalent bond

• Triple covalent bond

• Quadruple covalent bond

Multiple Choice

Chlorine is a diatomic element which means in nature, it is found in two's. (Cl₂) Chlorine shares one pair of electrons to make sure each atom complete the octet rule. This creates a...

• single bond

• double bond

• triple bond

Multiple Choice

What type of bond is shown in the diagram?

• single

• double

• triple

Multiple Choice

Choose the correct shape for this molecule:

• linear
• Trigonal pyramidal
• Bent
• Tetrahedral

Multiple Choice

The geometry of a molecule with 2 bonded pairs of electrons and 2 lone pairs of electrons, AB₂E₂

• Tetrahedral

• Trigonal Planar

• Bent

• Trigonal Pyramidal

• Linear

Multiple Choice

SiCl₄ has what shape?

• square planar
• square pyramidal
• tetrahedral
• octahedral

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident