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Periodic Table

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Nadia Heidenreich

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Cards in this guide (8)
The most characteristic property of the noble gases is that they

Noble gasses are not reactive. :)

Which of the following elements belong in halogen family fluorine neon lithium bismuth

Only Fluorine belongs in the halogen family.

Which group has different numbers of valence electrons

Transition metals.

What does the number above the symbol represent

The atomic number.

A cruise ship is having troubles with buoyancy. What is a reasonable solution


Spread the weight of the ship over a greater volume

What are the biggest safety concerns related to walking surfaces

The biggest safety concerns relating to walking surfaces are probably the various conditions and defects that can result in slips, trips, and falls.

Which of the following is a noble gas

Argon (Ar) is one of them

Na-23 has 12 neutrons what is its atomic number

11

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