Carbon (C) is a chemical element of the periodic table, located in the group 14 and the period 2, and is having the atomic number 6. It is a shiny, black or dull grey reactive nonmetal, whose name comes from the Latin word “carbo”, which means charcoal. It is the 17th most abundant element on … Read more
Hydrogen (H) is a chemical element of the periodic table, located in the group 1 and the period 1, and is having the atomic number 1. It is a colorless, odorless, tasteless, highly combustible gas, whose name comes from the Greek word “hydro” and “genes”, which means water forming. It is a reactive nonmetal. It … Read more
Tellurium (Te) is a chemical element of the periodic table, located in the group 16 and the period 5, and has the atomic number 52. It is a brittle, lustrous, silvery-white metalloid, whose name comes from the Latin word “tellus”, which means Earth. It is a member of the chalcogen group. On periodic table group … Read more
Antimony (Sb) is a chemical element of the periodic table, located in the group 15 and the period 5, and is having the atomic number 51. It is a hard, brittle, lustrous, silvery-grey metalloid, whose name comes from the Greek word “anti-monos”, which means not alone. It is a member of the pnictogen group. On … Read more
Arsenic (As) is a chemical element of the periodic table, located in the group 15 and the period 4, and is having the atomic number 33. It is a brittle, silvery-grey metalloid, whose name comes from the Greek word “arsenikon”, which means the yellow pigment orpiment. It has three allotropes: grey, yellow and black. It … Read more
Germanium (Ge) is a chemical element of the periodic table, located in the group 14 and the period 4, and has the atomic number 32. It is a hard, lustrous, grayish-white metalloid, whose name comes from the Latin word “Germania”, which means Germany, homeland of the discoverer. It is a member of the carbon group. … Read more
Silicon (Si) is a chemical element of the periodic table, located in the group 14 and the period 3, and is having the atomic number 14. It is a hard, brittle, lustrous, dark-grey metalloid, whose name comes from the Latin word “silex” or “silicis”, which means flint or hard stone. It is the second most … Read more
Boron (B) is a chemical element of the periodic table, located in the group 13 and the period 2, and is having the atomic number 5. It is a dark, lustrous, black-brown metalloid, whose name comes from the Arabic word “buraq”, which means the mineral borax. It is the first element in the boron group … Read more
Astatine (At) is a chemical element of the periodic table, located in the group 17 and the period 6, and is having the atomic number 85. It is a dark, black, lustrous post transition metal, whose name comes from the Greek word “astatos”, which means unstable. It is highly toxic and is counted as one … Read more
Polonium (Po) is a chemical element of the periodic table, located in the group 16 and the period 6, and has the atomic number 84. It is a rare, silvery-grey or black post transition metal, which is named after Poland, homeland of Marie Curie. It is highly toxic and is counted as one of the … Read more
