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Bonding and formula writing Review

Authored by Joseph Messina

Chemistry

10th - 12th Grade

Used 10+ times

Bonding and formula writing Review
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34 questions

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1.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What is the formula for the ionic compound iron (III) oxide?

Fe3O2

Fe2O3

FeO

Fe6O3

Fe2O

2.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

Which of following are properties of ionic bonds? (YOU MAY SELECT MORE THAN ONE ANSWER)

High melting point

Low melting point

Solid at room temperature

Gas at room temperature

Conducts electricity when dissolved in water

3.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What charge will bromine form when becoming an ion?

1+

1-

7+

7-

0

4.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

What charge will barium (Ba) form when becoming an ion?

6+

6-

2+

2-

0

5.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

How many valence electrons does sulfur have?

2

6

16

3

7

6.

MULTIPLE SELECT QUESTION

2 mins • 1 pt

When writing the formula for an ionic compound - which of the following rules must be followed? (YOU MAY SELECT MORE THAN ONE ANSWER)

The cation (metal) must be written first

The anion (nonmetal) must be written first

The number 1 cannot be written as a subscript

You should not reduce subscripts

7.

MULTIPLE CHOICE QUESTION

2 mins • 1 pt

When creating a dot diagram for an atom - how do you know how many electrons to place around each symbol?

Use the charge the ion creates

Use the number of valence electrons

Use subscript from the formula

Use the atomic number

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