What are the elements in the following compounds?

You can easliy figure out the elements in each of the compounds by looking at the periodic chart of the elements. The chart lists the name and abbreviaton of the elements along with lots of other useful information. Spend a few minutes looking over the periodic chart. It is a useful resource and can solve many chemistry problems by just looking at it and knowing its properties. It is usually found on the inside front or back cover of most introductory chemistry text books.