Symbol Pb
Atomic Number 82
Atomic Mass 207.2
Discovered by In the Middle East (7000 BCE)

Chemical Properties of Lead

Group 14 Melting point 327.462 °C, 621.432 °F, 600.612 K
Period 6 Boiling point 1749 °C, 3180 °F, 2022 K
Block p Density (g cm−3) 11.3
Atomic number 82 Relative atomic mass 207.2
State at 20°C Solid Key isotopes 208Pb
Electronic configuration [Xe] 4f15d16s6p2 CAS number 7439-92-1
ChemSpider ID 4509317 ChemSpider is a free chemical structure database

Table of Contents

What is Lead?

  • Lead is an element of the periodic table with an atomic number of 82.
  • Lead (Pb) is a metal which has been used by humans for centuries dating back to 7000 BC.
  • The element is present in various minerals in minute quantities excluding sulphide and lead glance(PBS) which is used to produce the metal around the world.

Uses of Lead

  • It is a metal that has been used since Roman times for making paints and pipes corrosion resistant.
  • Used in car batteries and a major ingredient of lead-acid batteries.
  • For soldering parts of electrical equipment.
  • As electrodes in electrolysis processes.

Properties of Lead

  • Lead (Pb) is a white lustrous metal with a soft texture and is highly malleable.
  • The metal is highly corrosion-resistant, in addition to not being a poor conductor of electricity.
  •  The metal in its powdered form produces a bluish-white flame when burnt in the air.
  •  Once mixed with fluorine at room temperature forms lead fluoride.

Important Facts About Lead

  • Lead is hazardous for humans and would target the vital internal organs leading to several cases of lead poisoning.
  • The metal is said to hamper the growth of organs and the brain of young children.
  • Lead is one among a handful of elements which were known to society from ancient times; thus, it was never formally discovered. In fact, alchemists considered lead as one of the oldest metals.

Frequently Asked Questions – FAQs


What is the atomic number and symbol for lead?

The atomic number for lead is 82 and its atomic symbol is 82.

To which period does it belong?

It belongs to period 6.

To which group does it belong?

It belongs to group 14.

Write some uses of lead.

Lead is widely used for car batteries, pigments, ammunition, cable sheathing, weights for lifting, weight belts for diving, lead crystal glass, radiation protection and in some solders.
Test your knowledge on Lead


Leave a Comment

Your Mobile number and Email id will not be published.