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8 questions
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- 1. Multiple-choice1 minute1 pt
What is the reaction/equation for this Kc expression
2N2 + O2 ⇌ 2NO
N2 + O2 ⇌ NO
NO ⇌ 2NO
N2 + O2 ⇌ 2NO
- 2. Multiple-choice1 minute1 pt
What is the equation/reaction for this Kc expression?
O3 ⇌ 3O2
2O3 ⇌ 3O2
2O3 ⇌ O2
3O2 ⇌ 2O3
- 3. Multiple-choice1 minute1 pt
If Kc is large that means the concentration of the __________ is high and therefore the concencentration of the __________ is low.
reactants, products
species, products
products, reactants
species, reactants
- 4. Multiple-choice1 minute1 pt
If Kc is small that means the concentration of the __________ is high and therefore the concencentration of the __________ is low.
reactants, products
species, products
products, reactants
species, reactants
- 5. Multiple-choice1 minute1 pt
The Kc expression for the reaction 2NH3 ⇌ N2 + 3H2
- 6. Multiple-choice1 minute1 pt
Kc = ?
products / reactants
reactants /products
- 7. Multiple-choice1 minute1 pt
The square brackets in a Kc expression represent ?
concentration
concentration in mol L-1
concentration in g L-1
the same as round brackets
- 8. Multiple-choice1 minute1 pt
For the equilibrium: C + H2O ⇌ CO + H2 Kc = 1.6 x10-21
State the position of the equlibrium
To the left
To the right
even
