Lesson 7 Periodic Table

A neutron has a charge of

• +2
• No charge
• -1
• +1

Vertical columns on the periodic table are called ___?

• groups

• periods

• rows

• families

Which color on the image of the periodic table corresponds with the noble gases.

• red

• black

• blue

• orange

Most metals share four common physical characteristics. Which of the options is not one of the four?

• Luster

• Conductivity

• Ductility

• Malleability

• Reactivity

Horizontal rows on the periodic table are called ___?

• groups

• periods

• rows

• families

The atomic number tells you what?

• number of electrons
• number of protons
• number of neutrons
• both electrons and protons in an atom.

Elements which are shiny, conduct electricity and heat are called

• metal
• nonmetal
• metalloid
• nonexistent

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The atoms along the staircase are called 

• metals
• nonmetals
• metalloids
• noble gases

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A vertical column in the periodic table.  Elements share similar properties.

• row
• group
• period

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A proton is....

• A negatively charged subatomic particle
• A positively charged subatomic particle
• A neutrally charged subatomic particle
• The only subatomic particle located in the nucleus

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