What is the initial count of chlorine atoms on the reactant side of the equation FeCl2 + NaOH?

Balancing Chemical Equations Concepts

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Chemistry
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9th - 10th Grade
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Hard

Ethan Morris
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7 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Four
One
Two
Three
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
On the product side, how many oxygen atoms are initially present?
Two
Four
One
Three
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What coefficient is added in front of NaCl to balance the chlorine atoms?
4
3
2
1
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
After balancing chlorine, what is the next element to be balanced?
Hydrogen
Iron
Sodium
Oxygen
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final count of hydrogen atoms on the product side after balancing?
One
Two
Four
Three
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which element is left to balance last according to the strategy discussed?
Iron
Chlorine
Oxygen
Sodium
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the final balanced equation for FeCl2 + NaOH?
2FeCl2 + NaOH → Fe(OH)2 + 2NaCl
FeCl2 + NaOH → Fe(OH)2 + NaCl
FeCl2 + NaOH → Fe(OH)2 + NaCl2
FeCl2 + 2NaOH → Fe(OH)2 + 2NaCl
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