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Unit 4 Practice Quiz
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Questions in this quiz (13)
1A [blank_start]_________[blank_end] is a unique substance that forms when two or more elements combine chemically.
- Acompound
2What are two things that are true about all compounds?
- AA compound always has the same elements in the same proportions.
- BThe properties of all compounds are the same as the elements that make it up.
- CA compound always has the same composition throughout.
- DCompounds are easily separated.
3True or False: The properties of compounds are different from the properties of the elements that form them.
- ATrue
- BFalse
4 A [blank_start]______[blank_end] is a rigid framework of many ions locked together in a repeating pattern.
- Acrystal
5[blank_start]_______[blank_end] are electrically charged forms of atoms.
- AIons
6A [blank_start]________[blank_end] is the smallest particle of a compound that still has the compound’s properties.
- Amolecule
7A molecule consists of ____________ bonded together.
- Atwo or more atoms
- Bone or two atoms
- Cfour atoms
8What substance forms when two or more elements combine chemically?
- Aan ion
- Ba chemical bond
- Can atom
- Da compound
9The smallest particle of a compound that still has the compound's properties is called a [blank_start]_______[blank_end].
- Amolecule
10Which substances are chemically combined to form a compound? [blank_start]__________[blank_end]
- Aelements
11Which example is a compound?
- Aoxygen
- Bhydrogen peroxide
- Chydrogen
- Dcarbon
12What is the smallest unit of a compound (like carbon dioxide) that still has the properties of that compound?
- Aan atom
- Ban ion
- Can element
- Da molecule
13Which of the following is a compound?
- Acarbon
- Boxygen
- Chydrogen
- Dwater
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- 8th grade Physical Sciences (Units ) Quiz on Unit 4 Practice Quiz, created by Exodus Trapp on 22/10/2022.
- Author
- Exodus Trapp
- Language
- English
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