Introduction to Covalent Bonding

Introduction to Covalent Bonding

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Multiple Choice

Identify whether the following compound is ionic or covalent.

carbon monoxide

• covalent

• ionic

Multiple Choice

Identify whether the following compound is ionic or covalent.

titanium oxide

• covalent

• ionic

Multiple Choice

Which of the following is an example of an IONIC COMPOUND?

• NaCl
• H₂O
• CO₂
• NO

Multiple Choice

Which of the following is an example of a COVALENT COMPOUND?

• H₂S
• KI
• CaCl₂
• MgO

Multiple Choice

What color indicates the nonmetals?

• blue

• red

• green

• the colors do not indicate nonmetals

Multiple Choice

What color shows where metals are located on the periodic table?

• blue

• green

• red

• the colors do not indicate metals

Multiple Choice

What kind of bond will Potassium form with Sulfur?

• ionic

• covalent

• metallic

• no bond

Multiple Choice

What two types of atoms make a covalent bond?

• 2 Nonmetals

• 1 Nonmetal and 1 Metal

• 2 Metals

Multiple Choice

Hydrogen and Chlorine will from a _________ bond

• ionic

• covalent

• metallic

Multiple Choice

MgO

• ionic

• covalent

• metallic

Multiple Choice

Nitrogen and Oxygen will make a ____________ bond

• ionic

• covalent

• metallic

Multiple Choice

Carbon and Oxygen will make a ___________ bond.

• ionic

• covalent

• metallic

Multiple Choice

Ionic or covalent?
H₂O

• Ionic
• Covalent

Multiple Choice

Ionic or covalent?
NaBr

• Ionic
• Covalent

Multiple Choice

Ionic bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Multiple Choice

Is hydrogen considered a metal or a non-metal?

• A metal
• Nonmetal
• Metalloid

Multiple Choice

Covalent bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Multiple Choice

NaCl

• Ionic
• Covalent
• Metallic
• Polyatomic Ion 

Multiple Choice

CO₂

• Ionic
• Covalent
• Polyatomic Ion 
• Metallic 

Multiple Choice

What is the proper name for the covalent compound N₃F₈?

• Nitrogen Flouride
• Nitrogen Fosfate
• Trinitrogen Octaflouride
• Nitrogen Pentaflouride

Multiple Choice

Name this covalent compound: CO

• Carbon Oxide
• Carbon Monoxide
• Colorado
• Carbon Oxygenide

Multiple Choice

What is the proper name for the covalent compound, CCl₄

• Carbon Chloride
• Carbon Quadrachloride
• Carbon Tetrachloride
• Carbon Dichloride

Multiple Choice

Beryllium, Be, and chlorine, Cl, form an ionic compound. In order for the compound to be neutral, what must the formula look like?

• Be₂Cl
• 2BeCl
• BeCl₂
• Be₂Cl₂

Multiple Choice

In the compound MgCl2, the subscript 2 indicates that

• There are two magnesium ions for each ion of chlorine
• The chloride ion is twice the size of the magnesium ion
• Magnesium and chlorine form a double covalent bond.
• There are two chloride ions for each magnesium ion.

Multiple Choice

Which of the following compounds does NOT contain molecules?

• H₂
• NaCl
• CO₂
• H₂O

Multiple Choice

Noble gases will form chemical bonds with other elements

• True
• False
• Sometimes

Multiple Choice

Which is most likely to form an ion of -1?

• an element from group 17
• a metal
• an element from group 1
• an element with atoms that have eight valence electrons

Multiple Choice

Ionic compounds form because _______ charges attract.

• opposite
• like

Multiple Choice

Ionic or covalent?
H₂O

• Ionic
• Covalent

Multiple Choice

Ionic or covalent?
NaBr

• Ionic
• Covalent

Multiple Choice

The following statements are true for ionic bonding EXCEPT

• bonding between metal and non metal
• electrostatic forces between opposite charges
• transferring of electrons
• sharing of electrons

Multiple Choice

Which of these is not a real bond in chemistry?

• James
• Ionic
• Covalent

Multiple Choice

Why do elements bond?

• To be friends
• To create a new element
• To become stable

Multiple Choice

How are ionic bonds formed?

• Transfer of electrons
• Sharing of electrons

Multiple Choice

How are covalent bonds formed?

• Sharing of electrons
• Transfer of electrons

Multiple Choice

Atoms are most stable when their outer shell is complete.

• true
• false

Multiple Choice

Ionic bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Multiple Choice

What is a valence electron?

• The sum of neutrons and protons.
• The # of electrons in the last shell.
• A type of bond.
• A popular compound.

Multiple Choice

Covalent bonds are between...

• Metal and Non-metal
• Non-metal and Non-metal
• Metal and Metal

Multiple Choice

Is hydrogen considered a metal or a non-metal?

• A metal
• Nonmetal
• Metalloid

Multiple Choice

Hydrogen and Chlorine will from a _________ bond

• ionic

• covalent

• metallic

Multiple Choice

If two fluorine atoms bond they will make a _____ bond.

• ionic

• covalent

• metallic

Multiple Choice

When chlorine gains an electron from sodium, chlorine becomes a ...

• positive ion

• negative ion

Multiple Choice

When sodium loses an electron to chlorine, sodium becomes a .......

• positive ion

• negative ion

Multiple Choice

NaCl

• ionic

• covalent

• metallic

Multiple Choice

MgO

• ionic

• covalent

• metallic

Multiple Choice

Nitrogen and Oxygen will make a ____________ bond

• ionic

• covalent

• metallic

Multiple Choice

Carbon and Oxygen will make a ___________ bond.

• ionic

• covalent

• metallic

Multiple Choice

When sulfur gains an electron from beryllium it becomes a...

• positive ion

• negative ion

Multiple Choice

When beryllium loses an electron to sulfur it becomes a...

• positive ion

• negative ion

Multiple Choice

Beryllium and sulfur will form a ______ bond

• ionic

• covalent

• metalloid

Multiple Choice

In a covalent bond both non-metals _____ electrons.

• transfer

• share

Multiple Choice

When a non-metal gains an electron it becomes a...

• positive ion

• negative ion

• metalloid

• metal

Multiple Choice

In an ionic bond the non-metal wants to ______ electron(s).

• lose

• gain

• share

Multiple Choice

When a metal loses an electron(s) it becomes a ...

• positive ion

• negative ion

• metalloid

• nonmetal

Multiple Choice

In an ionic bond the metal wants to ______ electrons.

• lose

• gain

• share

Multiple Choice

The chemical bond between a non-metal and another non-metal will be a ________ bond.

• metal

• ionic

• covalent

• polar

Multiple Choice

The chemical bond between a metal and a non-metal will be a _____ bond.

• metal

• ionic

• covalent

• polar

Multiple Choice

All atoms/elements bond in order to ....

• Have a full valence shell
• Give away electrons or take electrons
• Only share electrons
• To create electrical currents for human use 

Multiple Choice

The octet rule means that all valence shells want to have the number...... 

• 1
• 9
• 8
• 16

Multiple Choice

(NO₃) ^- 

• Ionic
• Covalent
• Polyatomic Ion
• Metallic 

Multiple Choice

NaCl

• Ionic
• Covalent
• Metallic
• Polyatomic Ion 

Multiple Choice

CO₂

• Ionic
• Covalent
• Polyatomic Ion 
• Metallic 

Multiple Choice

Why does K become positive when it bonds to Cl to form KCl?

• Because it loses an electron to have a full valence shell 
• Because it gains an electron to have 2 valence electrons
• Because it loses an electron to become negatively charged
• Because Cl gives away its 7 electrons to Na to form an equal charge 

Multiple Choice

The correct name for NaCl is...

• Sodium Chlorine
• Sodium Chloride
• Nickel Chloride
• Sodium Choroxide 

Multiple Choice

What is a anion? 

• a metal with a negative (-) charge
• a non-metal with a negative (-) charge 
• a metal with a positive (+) charge 
• a non-metal with a positive (+) charge

Multiple Choice

What is a cation? 

• a metal with a negative (-) charge
• a non-metal with a negative (-) charge 
• a metal with a positive (+) charge 
• a non-metal with a positive (+) charge

Multiple Choice

What is the correct name for NO?

• Mononitrogen Monoxide
• Nitrogen Monoxide
• Mononitrogen Dioxide
• Nitrogen Oxide

Multiple Choice

What is the formula for diphosphorus pentoxide?

• P₂O₅

• PO₅

• P₅O₂

• P₂O₆

Multiple Choice

The chemical formula of sulfur hexabromide is

• SBr₆
• S₆Br
• S(VI)Br
• S6Br

Multiple Choice

Silicon dioxide is the compound in sand. What is its formula?

• SO₂

• NaO₂

• SiO₂

• SiO

Multiple Choice

Which formula is for phosphorus trichloride?

• KCl₃

• PCl₃

• K₃Cl

• P₃Cl

Multiple Choice

What bond is formed between a metal and a nonmetal?

• Covalent bond

• Ionic bond

• Hydrogen bond

• Metallic bond

Multiple Choice

What can be generalized about covalent bonds?

• Electrons will be exchanged.

• Electrons will be transferred.

• Electrons will be given and taken.

• Electrons will be shared.

Multiple Choice

What can be generalized about covalent bonds?

• Electrons will be exchanged.

• Electrons will be transferred.

• Electrons will be given and taken.

• Electrons will be shared.