Unit 6 Exam

Unit 6 Exam

9th - 12th Grade

25 Qs

quiz-placeholder

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Unit 6 Exam

Unit 6 Exam

Assessment

Quiz

Chemistry

9th - 12th Grade

Hard

Created by

TRACEY RANKIN

Used 5+ times

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25 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The limiting reactant

slows the reaction down
is used up first
is the reactant that is left over
controls the speed of the reaction

2.

MULTIPLE CHOICE QUESTION

2 mins • 2 pts

Use the equation 2 Al + 3 Cl2 ---> 2 AlCl3.  If 2 moles of aluminum and 2 moles of chlorine are reacted, identify the limiting reactant.

AlCl3

Cl2

Al

3.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

When does a chemical reaction stop?

When the lab is finished

When all the reactants are used up

When the limiting reactant is used up

Chemical reactions never stop

4.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

Some of the Reactants might stick to the sides of containers causing actual yield to be less than theoretical yield.

true

false

5.

MULTIPLE CHOICE QUESTION

1 min • 1 pt

The amount of product in a reaction recorded in a data table during an experiment is _____________.

the actual yield

the theoretical yield

the percent yield

the stoichiometric value

6.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The amount of product calculated to be produced in a reaction is the _______.

percent yield

theoretical yield

actual yield

stoichiometric value

7.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

The ratio of calculated amount of product and experimental amount of product is known as the ____ .

stoichiometric value

actual yield

theoretical yield

percent yield

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