Regents Chemistry Limiting Reactant
Authored by Charles Martinez
Chemistry
9th - 12th Grade
NGSS covered
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29 questions
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1.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
4NH3 + 5O2 --> 4NO + 6H2O
How many grams of NO are formed if 6.30g of ammonia react with 1.80g of oxygen?
2.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
P4 + 6Cl2 --> 4PCl3
The reaction of 75.0g P4 with excess chlorine gas produces 110g PCl3 in lab. Find the theoretical yield and calculate percent yield for the reaction.
Tags
NGSS.HS-PS1-7
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
SO2 + PCl5 --> SOCl2 + POCl3
How much SOCl2 is produced when 16.2g SO2 react with 13.7g PCl5?
Tags
NGSS.HS-PS1-7
4.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
SO2 + PCl5 --> SOCl2 + POCl3
How much of the excess is left over when 16.2g SO2 react with 13.7g PCl5?
Tags
NGSS.HS-PS1-7
5.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
P4 + 3O2 --> P4O6
What is the limiting reactant is 12 moles of P4 react with 15 moles of O2?
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Al + HBr --> AlBr3 + H2
Balance the following equation. What is the coefficient for HBr?
7.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
Fe + S --> FeS
If 7.62g Fe react with 8.67g S, what is the limiting reactant?
Tags
NGSS.HS-PS1-7
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