Which of these elements is not in the family or group indicated?

Based on Coulombic forces of attraction, which of these would be expected to be the hardest to dissolve and have the highest melting point?  Apply Coulomb’s law based on the charges of the ions. Consider lattice energies. Ignore the sizes of the ions.

Metals react with oxygen to give oxides with the general formula MxOy. Write a balanced chemical equation for the reaction of iron with oxygen to yield iron(III) oxide.

Metals react with oxygen to give oxides with the general formula MxOy. Write a balanced chemical equation for the reaction of iron with oxygen to yield iron(III) oxide.

Which term below fits this definition: ”A measure of the relative tendency of an atom to attract electrons to itself when chemically bonded to another atom?” Beryllium has a value of 1.5.

If 23.45 mL of 0.115 M NaOH are required to react with 10.00 mL of H2SO4 according to the reaction below, what must be the molarity of the acid?    HINT: M1V1/(M2V2) = n1/n2    2 NaOH   +  H2SO4  à  Na2SO4   +  2H2O(l)                                      

Which term below fits this definition:  “The minimum amount of energy needed to remove the most loosely bound electron from an isolated gaseous atom?”

This is an example of

Discuss the extent to which the writings of Jonathan Edwards and Benjamin Franklin represent accurately the time in which they lived.

Which of the following pairs would give the bond with the most ionic character? Look at the periodic table.