Vocabulary alpha particle atomic number atomic weight beta particle element isotope isotopic abundance mass number neutron nuclide nuclide symbol proton radioactivity Before the discovery of radioactivity, all atoms of a particular element were assumed to be identical.
Side effects. Green coffee seems to cause few side effects. The caffeine in green coffee -- just like the caffeine in brewed coffee -- can cause symptoms that include: 1  Headache. 2  Upset stomach. 3  Anxiety.
Green tea contains caffeine. While it doesn't usually contain as much as black tea (and far less than coffee), naturally produced green tea does have caffeine. Lipton â¦ is simply a brand of tea. Unless the packet says that the tea is decaffeinated, your tea will contain caffeine. If it is decaffeinated, there is still a small amount of caffeine: decaffeinated teas are usually about 99% caffeine free.