Is pencil lead a compound or an element or an homogeneous
Nov 28, 2024 · Is arsenic a element a compound a homogeneous mixture or a heterogenous mixture? Arsenic is a chemical element with the symbol As, atomic number 33.
What is the Atomic Symbol for Lead? - Answers
May 20, 2024 · What element has an atomic mass of 166 with 82 protons? The element with 82 protons and an atomic mass of 166 is lead, with the chemical symbol Pb.
Is lead metal homogeneous mixture or heterogeneous mixture?
Jan 15, 2025 · Is lead a heterogeneous or homogeneous mixture? Lead is a pure substance, not a mixture. It is an element with the chemical symbol Pb, and it consists of only one type of atom.
Why is the symbol for the element lead pb? - Answers
Dec 18, 2024 · The symbol for the element lead is Pb because it is derived from its Latin name, "plumbum." In the Periodic Table, elements are represented by one or two letters, with the first …
What group number is lead in? - Answers
Aug 9, 2023 · What period And group and chemical symbol does lead belong to on the periodic table? Lead belongs to group-14. Its period number is 6.
What is the Latin name and chemical symbol of the element lead?
May 21, 2024 · Lead is a solid metal that can be shaped and is light blue in color. It is poisonous to humans and can tarnish. The element lead, received its periodic "Pb" symbol from the Latin …
What is the chemical name for Lead? - Answers
The chemical name is lead. The symbol for the element lead is Pb, for plumbum, which comes from Latin for lead.
Is lead an element or a compound? - Answers
May 21, 2024 · Is lead sulphate an element or compound? PbSO4 is a compound made up of three elements: lead, sulfur and oxygen, chemically bonded together (= not mixed!).
How many electrons does an atom of lead contain? - Answers
May 23, 2024 · Lead has an atomic number of 82, so it has 82 electrons. Lead is a metal element. There are 82 electrons in a single atom. The neutral atom of ununseptium contain 117 electrons.
When was lead discovered and who discovered it? - Answers
Jun 16, 2024 · In the early bronze age lead was used with antimony and arsenic. Lead was mentioned in the Book of Exodus. Alchemists think that lead was the oldest metal and …