Quiz: Enthalpy

Quiz: Enthalpy

11th - 12th Grade

10 Qs

quiz-placeholder

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Quiz: Enthalpy

Quiz: Enthalpy

Assessment

Quiz

Chemistry

11th - 12th Grade

Hard

Created by

Lorna Enrera

Used 3+ times

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10 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

ΔH value in an endothermic reaction is a positive number.

True
False

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Define standard enthalpy of formation.

Heat released when one mole of substance is burnt completely in excess oxygen.

Heat absorbed when one mole of substance is burnt completely in excess oxygen under standard state.

Heat released when one mole of substance is burnt completely in excess oxygen under standard state.

Heat change when one mole of substance is burnt partially in excess oxygen under standard state.

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Describe the energy change that takes place when bonds are broken. 

a) Energy is given out 
b) Energy is taken in 
c) Energy is taken in and then given out 
d) Energy is given out and then taken in

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which is an example of an endothermic physical reaction? 

a) Ice melting 
b) Combustion 
c) Steam condensing 
d) Photosynthesis

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Exothermic Reaction

reaction that gives heat to the surroundings

reaction that takes heat from the surroundings

reaction at constant pressure

reaction at a constat speed

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Enthalpy of Reaction

change in Enthalpy during a reaction
part of the Universe that is being studied
reaction at constant pressure
speed of a reaction

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

ΔHrxn

symbol for enthalpy of reaction

symbol for enthalpy

exothermic reaction

difference in altitude

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