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Questions and Answers
What is a key property of ammonia (NH₃)?
What is a key property of ammonia (NH₃)?
The greenhouse effect is primarily caused by the release of sulfur dioxide (SO₂).
The greenhouse effect is primarily caused by the release of sulfur dioxide (SO₂).
False
What is the primary use of carbon dioxide (CO₂)?
What is the primary use of carbon dioxide (CO₂)?
Used in fire extinguishers and carbonated drinks.
Bauxite is the ore of ______.
Bauxite is the ore of ______.
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Match the following gases with their characteristics:
Match the following gases with their characteristics:
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Which process involves heating ores to extract metals?
Which process involves heating ores to extract metals?
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Acid rain is caused by the emission of carbon dioxide from burning fossil fuels.
Acid rain is caused by the emission of carbon dioxide from burning fossil fuels.
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What is the main characteristic of saturated hydrocarbons?
What is the main characteristic of saturated hydrocarbons?
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Electro-refining is a process that uses ______ to purify metals.
Electro-refining is a process that uses ______ to purify metals.
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Match the following environmental effects with their causes:
Match the following environmental effects with their causes:
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Which of the following hydrocarbons is unsaturated?
Which of the following hydrocarbons is unsaturated?
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Propane is commonly used as a fuel for heating and cooking.
Propane is commonly used as a fuel for heating and cooking.
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What is the general formula for saturated hydrocarbons?
What is the general formula for saturated hydrocarbons?
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Ethanol is commonly used as a _____ and solvent.
Ethanol is commonly used as a _____ and solvent.
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Match the alcohols with their classification:
Match the alcohols with their classification:
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What type of reaction is represented by the equation: $2H₂ + O₂ \rightarrow 2H₂O$?
What type of reaction is represented by the equation: $2H₂ + O₂ \rightarrow 2H₂O$?
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Electronegativity increases down a group in the periodic table.
Electronegativity increases down a group in the periodic table.
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Name one use of glycerol.
Name one use of glycerol.
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The hydroxyl group (-OH) defines _____ compounds.
The hydroxyl group (-OH) defines _____ compounds.
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Which of the following is an example of a food preservative?
Which of the following is an example of a food preservative?
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