PAE(03/05/25): Chemical Properties of Materials
Authored by Olutope Aghedo
Engineering
10th Grade
Used 7+ times
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13 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chemical properties differ from physical properties in that they:
are observed without changing the substance's chemical identity
involve a change in the substance's chemical identity
are related to the substance's physical state
are the same as physical properties
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chemical properties differ from physical properties in that they:
are observed without changing the substance's chemical identity
involve a change in the substance's chemical identity
are related to the substance's physical state
are the same as physical properties
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Flammability is considered a chemical property because:
it involves a physical change.
it can be observed without changing the substance.
it involves a change in the chemical composition of a substance.
it is a reversible process.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Flammability is considered a chemical property because:
it involves a change in temperature.
it involves a change in state.
it involves a change in composition.
it involves a change in size.
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Explain how a material’s reactivity with acid helps identify it as a chemical property. Some materials react with acids, producing gas, heat, or other chemical changes. Application: Acid reactivity is essential in fields like food science, where acidity levels impact food preservation and taste.
Reactivity with acid is a physical property.
Reactivity with acid is a chemical property.
Reactivity with acid is neither a physical nor a chemical property.
Reactivity with acid is only relevant in industrial applications.
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
A material’s reactivity with acid helps identify it as a chemical property because it:
changes the material's color
produces a gas
forms a precipitate
dissolves completely
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Oxidation is a process involving:
the gain of electrons
the loss of electrons
the gain of protons
the loss of protons
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