Material Science Quiz

In a chemical reaction, how does the mass of the chemicals present before the reaction compare to the mass after the reaction?

• A. It is greater.

• B. It is less.

• C. It is equal.

• D. It is not related.

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Material Science

In which state of matter are the atoms or molecules normally far apart from each other?

• A. liquid

• B. gas

• C. solid

• D. metal

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Material Science

Charles' law shows the relationship between which two properties of a gas?

• A. mass and volume

• B. mass and energy

• C. temperature and volume

• D. temperature and mass

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Material Science

Valence electrons are found in which shell or shells of an atom?

• A. outermost shell

• B. innermost shell

• C. middle shells

• D. scattered throughout any shells

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Material Science

What is a substance that contains only one type of atom?

• A. element

• B. solution

• C. molecule

• D. ion

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Material Science

The periodic table of elements is arranged according to which property of the elements?

• A. valence

• B. atomic mass

• C. melting point

• D. atomic number

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Material Science

Where is most of the mass of an atom concentrated?

• A. in the electron shells

• B. in the spaces between electron shells

• C. in the nucleus

• D. in the protons of the nucleus

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Material Science

What is the heaviest element found in nature?

• A. lead

• B. uranium

• C. radium

• D. nobelium

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Material Science

Most of the elements in the periodic table are what type of element?

• A. liquids

• B. halogens

• C. nonmetals

• D. metals

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Material Science

When an atom loses or gains electrons and becomes electrically charged, which of the following is formed?

• A. compound

• B. mixture

• C. ion

• D. solution

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Material Science