Chapter 2 Quiz - Periodic Table and Atomic Structure (WH)

A horizontal row of elements in the periodic table

• Molecule

• Period

• Family

• Atom

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The vertical (up and down) columns in the Periodic Table are called

• groups

• towers

• periods

• atomic numbers

Which is an electron?

• A
• B
• C

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Which is a proton?

• A
• B
• C

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The nucleus of an atom contains which of the following subatomic particles: (Select two)

• protons

• Neutrons

• Electrons

• Shells

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Which of the following are properties of a metal: (you should select more than one)

• Good conductor of heat and electricity

• Brittle (break easily)

• Malleable (able to bend without breaking)

• Luster (shiny)

• Dull

This element is found in group 2, period 3:

• Li

• Mg

• Be

• B

This diagram represents the atom of what element?

• Kr (Krypton)

• Cd (Cadmium)

• Se (Selenium)

• Ca (Calcium)

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Which of the following elements is a metalloid?

• Sulfur

• Silicon

• Iron

• Copper

How many neutrons does the isotope of lithium have?

• 8
• 3
• 4
• 5

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