Directly related questions
- 23M.1A.SL.TZ1.4: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
- 23M.1A.SL.TZ1.5: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
- 23M.1A.SL.TZ1.4: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
- 23M.1A.SL.TZ1.5: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
- EXM.1A.SL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.1A.HL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.1A.HL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.1A.SL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.2.SL.TZ0.2: State one advantage of the use of hydrogen, H2, as an alternative greener fuel to fossil fuels.
- EXM.2.SL.TZ0.2: State one advantage of the use of hydrogen, H2, as an alternative greener fuel to fossil fuels.
- EXM.2.SL.TZ0.3: Compare and contrast the combustion of an s-block metal and a p-block non-metal.
- EXM.2.SL.TZ0.3: Compare and contrast the combustion of an s-block metal and a p-block non-metal.
- 22N.2.SL.TZ0.5d: Discuss two different ways to reduce the environmental impact of energy production from coal.
- 22N.2.SL.TZ0.5d: Discuss two different ways to reduce the environmental impact of energy production from coal.
- 22N.2.SL.TZ0.d: Discuss two different ways to reduce the environmental impact of energy production from coal.
Sub sections and their related questions
Reactivity 1.3.1—Reactive metals, non-metals and organic compounds undergo combustion reactions when heated in oxygen. Deduce equations for reactions of combustion, including hydrocarbons and alcohols.
- 19N.1B.SL.TZ0.2a(ii): Determine the change in the average oxidation state of carbon. From ethanol to ethanal: From...
-
19M.2.HL.TZ1.2b(ii):
Formulate the equation for the complete combustion of benzoic acid in oxygen using only integer coefficients.
- 21M.2.SL.TZ1.5c: Suggest two possible products of the incomplete combustion of ethene that would not be formed by...
- EXM.1A.HL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.1A.SL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.2.SL.TZ0.2: State one advantage of the use of hydrogen, H2, as an alternative greener fuel to fossil fuels.
- EXM.2.SL.TZ0.3: Compare and contrast the combustion of an s-block metal and a p-block non-metal.
- 19N.1B.SL.TZ0.a(ii): Determine the change in the average oxidation state of carbon. From ethanol to ethanal: From...
-
19M.2.HL.TZ1.2b(ii):
Formulate the equation for the complete combustion of benzoic acid in oxygen using only integer coefficients.
-
19M.2.HL.TZ1.b(ii):
Formulate the equation for the complete combustion of benzoic acid in oxygen using only integer coefficients.
- 21M.2.SL.TZ1.5c: Suggest two possible products of the incomplete combustion of ethene that would not be formed by...
- 21M.2.SL.TZ1.c: Suggest two possible products of the incomplete combustion of ethene that would not be formed by...
- EXM.1A.HL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.1A.SL.TZ0.4: Which of the following elements yields a basic oxide when combusted? A. Au B. P C. Ca D. N
- EXM.2.SL.TZ0.2: State one advantage of the use of hydrogen, H2, as an alternative greener fuel to fossil fuels.
- EXM.2.SL.TZ0.3: Compare and contrast the combustion of an s-block metal and a p-block non-metal.
Reactivity 1.3.2—Incomplete combustion of organic compounds, especially hydrocarbons, leads to the production of carbon monoxide and carbon. Deduce equations for the incomplete combustion of hydrocarbons and alcohols.
- 21M.2.SL.TZ1.5c: Suggest two possible products of the incomplete combustion of ethene that would not be formed by...
- 21M.2.SL.TZ1.5c: Suggest two possible products of the incomplete combustion of ethene that would not be formed by...
- 21M.2.SL.TZ1.c: Suggest two possible products of the incomplete combustion of ethene that would not be formed by...
Reactivity 1.3.3—Fossil fuels include coal, crude oil and natural gas, which have different advantages and disadvantages. Evaluate the amount of carbon dioxide added to the atmosphere when different fuels burn. Understand the link between carbon dioxide levels and the greenhouse effect.
-
19M.2.SL.TZ2.13a:
State one greenhouse gas, other than carbon dioxide.
-
19M.2.SL.TZ2.13c:
Outline one approach to controlling industrial emissions of carbon dioxide.
-
19M.2.SL.TZ2.15b:
Determine the specific energy, in kJ g−1, and energy density, in kJ cm−3, of hexane, C6H14. Give both answers to three significant figures.
Hexane: Mr = 86.2; ΔHc = −4163 kJ mol−1; density = 0.660 g cm−3
Specific energy:
Energy density:
-
19N.2.SL.TZ0.16a:
Discuss the data.
- 19N.2.SL.TZ0.16b: Outline what is meant by the degradation of energy.
-
20N.2.SL.TZ0.11a:
Calculate the energy released, in , from the complete combustion of of ethanol.
-
20N.2.SL.TZ0.11e(ii):
Methane is another greenhouse gas. Contrast the reasons why methane and carbon dioxide are considered significant greenhouse gases.
-
19M.2.SL.TZ1.13b:
Show that, for combustion of equal masses of fuel, ethanol (Mr = 46 g mol−1) has a lower carbon footprint than octane (Mr = 114 g mol−1).
-
19M.2.SL.TZ2.10b:
Determine the specific energy, in kJ g−1, and energy density, in kJ cm−3, of hexane, C6H14. Give both answers to three significant figures.
Hexane: Mr = 86.2; ΔHc = −4163 kJ mol−1; density = 0.660 g cm−3
Specific energy:
Energy density:
-
19N.2.SL.TZ0.11a:
Discuss the data.
-
20N.2.SL.TZ0.9a:
Calculate the energy released, in , from the complete combustion of of ethanol.
-
20N.2.SL.TZ0.9f(ii):
Methane is another greenhouse gas. Contrast the reasons why methane and carbon dioxide are considered significant greenhouse gases.
-
19M.2.SL.TZ2.18b:
Outline one approach to controlling industrial emissions of carbon dioxide.
- 22N.2.SL.TZ0.5d: Discuss two different ways to reduce the environmental impact of energy production from coal.
- 23M.1A.SL.TZ1.4: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
- 23M.1A.SL.TZ1.5: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
-
19M.2.SL.TZ2.a:
State one greenhouse gas, other than carbon dioxide.
-
19M.2.SL.TZ2.c:
Outline one approach to controlling industrial emissions of carbon dioxide.
-
19M.2.SL.TZ2.b:
Determine the specific energy, in kJ g−1, and energy density, in kJ cm−3, of hexane, C6H14. Give both answers to three significant figures.
Hexane: Mr = 86.2; ΔHc = −4163 kJ mol−1; density = 0.660 g cm−3
Specific energy:
Energy density:
-
19N.2.SL.TZ0.a:
Discuss the data.
- 19N.2.SL.TZ0.b: Outline what is meant by the degradation of energy.
-
20N.2.SL.TZ0.a:
Calculate the energy released, in , from the complete combustion of of ethanol.
-
20N.2.SL.TZ0.e(ii):
Methane is another greenhouse gas. Contrast the reasons why methane and carbon dioxide are considered significant greenhouse gases.
-
19M.2.SL.TZ1.b:
Show that, for combustion of equal masses of fuel, ethanol (Mr = 46 g mol−1) has a lower carbon footprint than octane (Mr = 114 g mol−1).
-
19M.2.SL.TZ2.b:
Determine the specific energy, in kJ g−1, and energy density, in kJ cm−3, of hexane, C6H14. Give both answers to three significant figures.
Hexane: Mr = 86.2; ΔHc = −4163 kJ mol−1; density = 0.660 g cm−3
Specific energy:
Energy density:
-
19N.2.SL.TZ0.a:
Discuss the data.
-
20N.2.SL.TZ0.a:
Calculate the energy released, in , from the complete combustion of of ethanol.
-
20N.2.SL.TZ0.f(ii):
Methane is another greenhouse gas. Contrast the reasons why methane and carbon dioxide are considered significant greenhouse gases.
-
19M.2.SL.TZ2.b:
Outline one approach to controlling industrial emissions of carbon dioxide.
- 22N.2.SL.TZ0.5d: Discuss two different ways to reduce the environmental impact of energy production from coal.
- 22N.2.SL.TZ0.d: Discuss two different ways to reduce the environmental impact of energy production from coal.
- 23M.1A.SL.TZ1.4: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
- 23M.1A.SL.TZ1.5: What is the maximum number of electrons in energy level n = 4? A. 8 B. 18 C. 32 D. 50
Reactivity 1.3.4—Biofuels are produced from the biological fixation of carbon over a short period of time through photosynthesis. Understand the difference between renewable and non-renewable energy sources. Consider the advantages and disadvantages of biofuels.
-
19M.2.SL.TZ2.13c:
Outline one approach to controlling industrial emissions of carbon dioxide.
-
19M.2.SL.TZ1.17c:
Biodiesel containing ethanol can be made from renewable resources.
Suggest one environmental disadvantage of producing biodiesel from renewable resources.
-
19M.2.SL.TZ1.11b:
The absorption spectrum of chlorophyll a is shown below.
Suggest how the combination of chlorophyll a and carotenoids is beneficial for photosynthesis.
-
19M.2.SL.TZ2.14:
The regular rise and fall of sea levels, known as tides, can be used to generate energy.
State one advantage, other than limiting greenhouse gas emissions, and one disadvantage of tidal power.
Advantage:
Disadvantage:
-
20N.2.SL.TZ0.11c:
Outline the advantages and disadvantages of using biodiesel instead of gasoline as fuel for a car. Exclude any discussion of cost.
- 20N.2.SL.TZ0.11d: A mixture of gasoline and ethanol is often used as a fuel. Suggest an advantage of such a mixture...
-
19M.2.SL.TZ1.13c:
Biodiesel containing ethanol can be made from renewable resources.
Suggest one environmental disadvantage of producing biodiesel from renewable resources.
-
20N.2.SL.TZ0.9c:
Outline the advantages and disadvantages of using biodiesel instead of gasoline as fuel for a car. Exclude any discussion of cost.
-
20N.2.SL.TZ0.9d:
A mixture of gasoline and ethanol is often used as a fuel. Suggest an advantage of such a mixture over the use of pure gasoline. Exclude any discussion of cost.
-
19M.2.SL.TZ2.9:
The regular rise and fall of sea levels, known as tides, can be used to generate energy.
State one advantage, other than limiting greenhouse gas emissions, and one disadvantage of tidal power.
Advantage:
Disadvantage:
-
19M.2.SL.TZ2.18b:
Outline one approach to controlling industrial emissions of carbon dioxide.
-
19M.2.SL.TZ2.17:
This question is about biofuel.
Evaluate the use of biodiesel in place of diesel from crude oil.
-
19M.2.SL.TZ2.c:
Outline one approach to controlling industrial emissions of carbon dioxide.
-
19M.2.SL.TZ1.c:
Biodiesel containing ethanol can be made from renewable resources.
Suggest one environmental disadvantage of producing biodiesel from renewable resources.
-
19M.2.SL.TZ1.b:
The absorption spectrum of chlorophyll a is shown below.
Suggest how the combination of chlorophyll a and carotenoids is beneficial for photosynthesis.
-
19M.2.SL.TZ2.14:
The regular rise and fall of sea levels, known as tides, can be used to generate energy.
State one advantage, other than limiting greenhouse gas emissions, and one disadvantage of tidal power.
Advantage:
Disadvantage:
-
20N.2.SL.TZ0.c:
Outline the advantages and disadvantages of using biodiesel instead of gasoline as fuel for a car. Exclude any discussion of cost.
- 20N.2.SL.TZ0.d: A mixture of gasoline and ethanol is often used as a fuel. Suggest an advantage of such a mixture...
-
19M.2.SL.TZ1.c:
Biodiesel containing ethanol can be made from renewable resources.
Suggest one environmental disadvantage of producing biodiesel from renewable resources.
-
20N.2.SL.TZ0.c:
Outline the advantages and disadvantages of using biodiesel instead of gasoline as fuel for a car. Exclude any discussion of cost.
-
20N.2.SL.TZ0.d:
A mixture of gasoline and ethanol is often used as a fuel. Suggest an advantage of such a mixture over the use of pure gasoline. Exclude any discussion of cost.
-
19M.2.SL.TZ2.9:
The regular rise and fall of sea levels, known as tides, can be used to generate energy.
State one advantage, other than limiting greenhouse gas emissions, and one disadvantage of tidal power.
Advantage:
Disadvantage:
-
19M.2.SL.TZ2.b:
Outline one approach to controlling industrial emissions of carbon dioxide.
-
19M.2.SL.TZ2.17:
This question is about biofuel.
Evaluate the use of biodiesel in place of diesel from crude oil.