Strontium Phosphide Ionic Compounds
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Amelia Wright
FREE Resource
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8 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the symbol for strontium?
Sn
Sm
Sr
St
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the suffix 'ide' in phosphide indicate?
A molecule
A single element
A compound
A mixture
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is it important to balance the charges in an ionic compound?
To make it stable
To make it dissolve in water
To make it reactive
To make it colorful
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the ionic charge of strontium?
4+
3+
2+
1+
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which method is used to balance the charges in strontium phosphide?
Crisscross method
Cross-multiplication
Substitution method
Addition method
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the formula for strontium phosphide after applying the crisscross method?
SrP
SrP2
Sr2P3
Sr3P2
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you verify the formula for strontium phosphide?
By checking the smell
By checking the net charge
By checking the taste
By checking the color
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