3. A new element, coolium (Oo) has been formulated by a crazy grade ten scientist. The only thing known about it so far is that it is a halogen. a. How many electrons does it have in its outer orbit? b. What will be the name of the compound it forms with sodium? c. What will be the name of the compound it forms with calcium? d. Predict the formulas of the compounds named in (b) and (c)?

In the following redox reaction which is the oxidizing agent and which is the reducing agent? alcl3 + na nacl + al

Describe the forces both attractive and repulsive that occur as two atoms move closer together.

Some molecular compounds, such as hcl, ionize completely in solution. for molecular compounds such as h2co3, most molecules do not ionize in solution. which describes the properties of these two solutes? a. hcl and h2co3 have the same effect on the properties of the solution. b. hcl raises the freezing point of water more than h2co3 does. c. hcl raises the boiling point of water more than h2co3 does.