Chemical Formulas and Ionic Compounds
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Sophia Harris
FREE Resource
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5 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the element symbol for sodium?
Na
K
Cl
S
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a characteristic of a polyatomic ion?
It has no charge
It ends in 'ate' or 'ite'
It consists of a single element
It is found on the periodic table
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the chemical formula for the perchlorate ion?
ClO3-
ClO4-
ClO2-
ClO-
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why must the charges in an ionic compound add up to zero?
To make the compound reactive
To make the compound colorful
To make the compound visible
To make the compound stable
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the correct formula for sodium perchlorate?
NaClO
NaClO4
NaClO3
NaClO2
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