Free Printable Intramolecular force and PE Covalent bonds

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Intramolecular force and PE Covalent bonds

Total questions: 14

Worksheet time: 14mins

Name

Class

Date

How do covalent bonds form?

Donating & receiving valence e- between atoms.

Opposite slight charges attract each other between compounds.

Scientists are still not sure how they form.

Sharing valence e- between atoms.

What two types of atoms make a covalent bond?

2 Nonmetals

1 Nonmetal and 1 Metal

2 Metals

2 Noble Gases

What do we call a covalent bond where electrons are shared UNEVENLY or UNEQUALLY?

Ionic

Polar Covalent

Nonpolar Covalent

Van der Waals Force

Why do elements bond?

To be friends

To create a new element

To become stable

Atoms are most stable when their outer shell is complete.

true

false

what type of bond is the strongest

single

Double

coordination

triple

Which type of bond is the longest

Single

Double

Triple

Quadruple

Which of the following will have the highest bond energy?

H-F

H-Cl

H-Br

H-I

Which of the following will have the lowest bond energy?

N-N

N-O

N-F

10.

Which TWO factors are most important in determining bond strength and bond length?

polarity

The bond order

The number of valence electrons

The atomic radius

11.

What is bond energy?

The energy required to make a bond

The energy required to break a bond

12.

The word we use to describe the average distance between the nuclei of two bonded atoms is:

polarity

bond length

atomic distance

atomic radius

13.

Breaking a bond is always

Endothermic (requires energy)

Exothermic (releases energy)

14.

Forming a bond is always

Exothermic (gives off energy)

Endothermic (requires energy)

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Intramolecular force and PE Covalent bonds

Total questions: 14

Worksheet time: 14mins

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