All for Joomla All for Webmasters
(949) 407-8904 Mon - Fri 09:00 - 18:00 23661 Birtcher Dr., Lake Forest, California, USA
.

Category

Boron

Boron is a chemical element originated from the Arabic ‘buraq’, which was the name for borax. It was first mentioned in 1808 and observed by L. Gay-Lussac and L.J. Thénard. The isolation was later accomplished and announced by H. Davy. “B” is the canonical chemical symbol of boron. Its atomic number in the periodic table of elements is 5 with location at Period 2 and Group 13, belonging to the p-block. The relative atomic mass of boron is 10.811(7) Dalton, the number in the brackets indicating the uncertainty.

Carbon

Carbon is a chemical element originated from the Latin ‘carbo’, meaning charcoal. It was early used in 3750 BC and discovered by Egyptians and Sumerians. “C” is the canonical chemical symbol of carbon. Its atomic number in the periodic table of elements is 6 with location at Period 2 and Group 14, belonging to the p-block. The relative atomic mass of carbon is 12.0107(8) Dalton, the number in the brackets indicating the uncertainty.