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Name ____________________________________________________ Group _____________

Date ____________________________________________________ List # _______________

Activity 2 Chemical bonds1.- Define chemical bond.

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2.- What is the difference between an ionic bond and a covalent bond? ( 2 differences)____________________________________________________________________________

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3.- Predict whether the following compoundswould have ionic bonding or covalent bonding.

a) HBr b) KCl c) NH3 d) I2 e) CO f)MgS

4.- Complete the following table:

|Bond type |Happens between|Electrons are |
| |Metal - nonmetal | |
|| |Shared |
| || |
|Metallic | | |5.- Write the Lewis structure for the following atoms and for the ion each atom forms.

a) oxygen ________________ __________________

b) fluorine ________________ _________________

c) nitrogen_________________ _________________

d) barium ________________ __________________

e) Aluminum ________________ __________________

6.- Write the Lewis structure for the following ioniccompounds.

a) NaCl b) CaO c) AlN



7.- Write the Lewis structure for the following covalent compounds:

a) HF b) HCN c) CO2



d) NH3 e) CH4 f)H2S



8.- How...