Equilibrium Constants and Reactions

Equilibrium Constants and Reactions

Assessment

Interactive Video

Chemistry, Science

10th - 12th Grade

Easy

Created by

Liam Anderson

Used 6+ times

FREE Resource

Professor Dave explains chemical equilibria, focusing on reversible reactions and dynamic equilibrium. He introduces the ICE box method for calculating equilibrium concentrations and discusses equilibrium constant expressions. The tutorial includes examples and a comprehension check to reinforce learning.

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the term used to describe a system where the forward and reverse reactions occur at the same rate?

Static equilibrium

Dynamic equilibrium

Chemical stasis

Reaction balance

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a reversible reaction, what happens to the reactants and products at equilibrium?

The concentrations of reactants and products remain constant

The reaction stops completely

Reactants are completely converted to products

Products are completely converted to reactants

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does the 'C' in the ICE box method stand for?

Change

Constant

Coefficient

Concentration

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How is the equilibrium constant (Kc) expression structured?

Reactants over products, each raised to their stoichiometric coefficients

Difference between products and reactants

Products over reactants, each raised to their stoichiometric coefficients

Sum of products and reactants

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What does a Kc value much greater than one indicate?

The reaction is not occurring

More products are present

The reaction is at equilibrium

More reactants are present

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which species are not included in the equilibrium constant expression?

Aqueous species

Gases

Solids and pure liquids

All species are included

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the reaction quotient (Q) used for?

Measuring the temperature of a reaction

Calculating equilibrium concentrations

Predicting the direction of a reaction

Determining the rate of reaction

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