
Cobalt Compounds and Acetate Ions
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Practice Problem
•
Hard
Sophia Harris
FREE Resource
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8 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What type of metal is cobalt in the compound Co(CH3COO)3?
Alkali metal
Alkaline earth metal
Transition metal
Noble gas
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the polyatomic ion present in Co(CH3COO)3?
Nitrate ion
Sulfate ion
Carbonate ion
Acetate ion
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is an alternative representation of the acetate ion?
C3H6O3
C2H3O2
CH4O
C2H5O
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the first step in naming the compound Co(CH3COO)3?
Determine the number of acetate ions
Write the name of the polyatomic ion
Identify the charge of cobalt
Write the name of the metal as it appears on the periodic table
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why is a Roman numeral used in the name of Co(CH3COO)3?
To represent the molecular weight
To denote the number of atoms in the compound
To indicate the number of acetate ions
To show the charge of the cobalt ion
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of the acetate ion in Co(CH3COO)3?
2+
1-
3+
0
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many acetate ions are present in Co(CH3COO)3?
One
Three
Two
Four
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