Bonding Questions

Answer in your online lab notebook.

Question #1

If two atoms are sharing electrons, which type of bond is holding them together?

Question #2

Beryllium has an atomic # of 4. How many electrons are in the 1st

energy level? How many electrons are in the 2nd energy

level.

Question #3

Supposedly ionic bonds are very strong. What is a physical characteristic demonstrated by elements in ionic bonds that supports the above statement?

Question #4

Which type of bond do you most likely have if a non-metal is bonding with a non-metal?

Question #5

Which type of bond do you most likely have if a metal is bonding with a non-metal?

Question #6

Which type of bond do you have if a metal is bonded to another metal?

In the following questions you might need the periodic table.

Periodic table sites: www.chemicalelements.com or

www.webelements.com

Question #7

On paper or in your head, picture the electron-dot structure of Argon (Ar). How many dots are circling Argon?

Question #8

What other element on the periodic table might be a good match for Argon? Why?

Question #9

The chemical formula for water is H2O. Water has 2 hydrogen atoms covalently bonded to one oxygen atom. Explain why water is a happy, stable atom.

Question #10

In a basic sense, electricity is the movement of electrons from molecule to molecule. Out of covalent, ionic, and metallic bonds which one will conduct electricity the best? Why?

For Questions #11 through #18 list which type of bond the molecule most likely has.

Choose between ionic, covalent, and metallic.

Question #11 -- HCl

Question #12 -- Cu3Zn2

Question #13 -- H2O2

Question #14 -- KCl

Question #15 -- C3H8

Question #16 -- Na2O

Question #17

Bronze is an alloy (a combination of metals) made from copper (Cu) and Tin (Sn). Which type of bond holds the atoms in the molecule bronze together?

Question #18

Explain why Carbon can create so many different molecules?

Question #19

Carbon Dioxide (CO2), a favorite molecule for those of us who are green, is pictured below. Does CO2 contain ionic, covalent, or metallic bonds? Does CO2 contain single, double, or triple bonds?

CO O

Question #20

Why are molecules that have covalent bonds more likely to have a lower boiling point?