
Manganese and Bicarbonate Compounds
Interactive Video
•
Chemistry
•
9th - 10th Grade
•
Hard

Aiden Montgomery
FREE Resource
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7 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the element symbol for manganese?
Mg
Mn
Ma
Mo
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the Roman numeral II indicate in manganese II bicarbonate?
The atomic mass of manganese
The number of bicarbonate ions
The charge of manganese
The number of manganese atoms
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is a polyatomic ion?
Cl-
Na+
HCO3-
O2
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the charge of the bicarbonate ion?
1-
2-
2+
1+
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Why do the charges in manganese II bicarbonate need to add up to zero?
To balance the equation
To ensure the compound is neutral
To reduce reactivity
To increase stability
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many bicarbonate ions are needed to balance the charge of one manganese ion?
Four
One
Two
Three
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the subscript '2' outside the parentheses in the formula Mn(HCO3)2 indicate?
Two manganese atoms
Two bicarbonate ions
Two hydrogen atoms
Two oxygen atoms
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