In each of the following pairs, circle the species with the larger atomic radius: 1. Mg or Ba
2. S or S2-
3. Cu+2 or Cu
3. Na or Cl

Which fact represents evidence for the big bang theory?

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

Consider the directing effects of the substituents on salicylamide and predict the possible structures of the iodination products. which do you think will be the major product?