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Covalent bond intro

Authored by Mirelande Pierre

Chemistry

8th Grade

Used 19+ times

Covalent bond intro
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8 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Valence electrons are shared

Ionic bonds

Covalent bonds

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

What type of bonding does this picture show?

Ionic

Covalent

3.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

What two types of atoms make a covalent bond?

2 Nonmetals
1 Nonmetal and 1 Metal
2 Metals
2 Noble Gases

4.

MULTIPLE CHOICE QUESTION

30 sec • 5 pts

According to the octet rule most elements need _______ valence electrons.

2
8
6
18

5.

MULTIPLE CHOICE QUESTION

1 min • 5 pts

Why do all bonds form?

so the number of protons equals the number of electrons

so an atom can become unstable

to fill the outermost energy level

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

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.

7.

MULTIPLE CHOICE QUESTION

1 min • 2 pts

Media Image

Which of the following is NOT formed by a covalent bond?

K2S
H2O
I2
CO2

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