Magnesium Chlorate and Ionic Compounds

Magnesium Chlorate and Ionic Compounds

Assessment

Interactive Video

Chemistry

9th - 10th Grade

Practice Problem

Hard

Created by

Liam Anderson

FREE Resource

The video tutorial explains how to write the formula for magnesium chlorate. It begins by identifying magnesium and chlorate ions, then discusses the ionic charges of these components. The tutorial introduces the crisscross method to balance the charges and finalize the formula. The process is verified to ensure the net charge is zero, resulting in the correct formula for magnesium chlorate.

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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the chemical symbol for magnesium?

Mg

Mn

Ma

Mc

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is a polyatomic ion?

O2

ClO3-

Cl

Mg

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the ionic charge of magnesium?

2+

1+

2-

1-

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the charge of the chlorate ion?

2-

1-

1+

2+

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What method is used to balance the charges in ionic compounds?

Cross-multiply method

Crisscross method

Substitution method

Addition method

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why do we use parentheses in the formula for magnesium chlorate?

To highlight the charge

To show the number of magnesium atoms

To separate different elements

To indicate a polyatomic ion

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How many chlorate ions are needed to balance the charge of one magnesium ion?

One

Four

Two

Three

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