Ions
Aluminum chloride is an ionic compound with the chemical formula AlCl3 What does the 3 tell you?
there are three chloride ions for every aluminum ion
Name this compound, KBr
What is potassium bromide
In what state of matter do ions conduct electricicty?
What is mobile state (melted or aqueous solutions). The ions in soild cyrstals are tightly packedand cannot move. If the ions cannot move there is no current.
Formula of sulfur trioxide
What is SO3
what is the common goal of covalent bond formation?
What is to have an octet. "Octet" means that an element has eight electrons
Name this ion, CN
What is cynide
Name I3F9
What is triiodine nonafluoride
The attraction of a postive and negative ion results in a___________________________
What is ionic bond
Formula of sodium chlorite
What is NaClO2
Molecules that contain two atoms of the same element, form ___________covalent bonds
What is non- polar bonds
The charge on phosphate ion __________
What is -3
Name this compound Na2CO3
What is Sodium Carbonate
Identify the correct property of Ionic bonds from the following.
1)They have low melting points
2)They are good conductors of electricity at all times
3)The form hard, brittle crystals
4)They contian no charges
What is 3) they form hard, britle crystals
Formula of carbon tetrachloride
What is CCl4
One difference between the bonds in NH3 and PH3 is ____________
What is polar bonds in NH3, but nonpolar bonds in PH3
The formula of nitrite ion ____________
What is NO2-
Name the compound N7O5
What is Heptanitrogen Pentoxide
Ionic compounds are electrically ___________
What is neutral
Formula of ammonia
What is NH3
What are the seven elements existing as diatomic molecules?
What are H, N, O, F, Cl, Br, I
The formula of dichromate ion
What is Cr2O72-
Name this compound, Co(ClO4)3 _______
What is Cobalt (III) perchlorate
What are the three properties of Ionic bonds? (identify them accurately)
What is 1) Ionic solid crystals in room temp, 2)High Melting and boiling Points, 3) Conduct electricity when dissolving in water or melted
Formula of Chromium(II) acetate
What is Cr(CH3CO2)2
Which of the following has resonance Lewis dot structure(s), H2O, SO2, CF4 ?
What is SO2