2016-2017 | Page 54

INTERESTING FACTS ABOUT CHEMISTRY 1. The first X-ray was an image of a woman’s hand with a ring on it. It was of Bertha Rontgen’s hand. She believed that seeing her bones was a death omen and her time had arrived. 3. The letter J is the only letter which does not appear in the periodic table. 4. Air becomes liquid at minus 190 degree Celsius. 5. The heaviest metal amongst metals is ununoctium that is also called as eka-radon. 2. For everything there is an exception, including metals. One of the very interesting fact about Chemistry is that the metal Gallium (Ga, atomic no. 31) can melt in your hands. 6. The chemical name for water (H2O) is dihydrogen monoxide. 7. Bee stings are acidic while wasp stings are alkaline. 54 THE CLAPPER 2016 - 2017