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Metalsnon-metal Semi-metal Importent Definitions Chapter 3 Science Class 10 Notes Chapter 3 Metal and Non-metal

MetalsNon-Metal Semi-Metal chapter 3 can study by students of class 10. These definitiona and formulas of Class 10 Science Chapter 3: Metal and Non-metal is developed and witten by our expert teachers. Science formulas. MetalsNon-Metal Semi-Metal is prepapred and collected from varius resources to help the students.

Concepts: Metals and Non-metals

Metals: Those elements which have good tendency to lose electrons (or electropositive in nature) are called metals. In their physical properties they are lustre, malleable, ductile and good conductors of heat and electricity.

Non-Metals: Non-Metals are those elements which have tendency to gain electrons to form anions. Thus non-metals are called electronegative in nature. They are generally soft and bad conductors of electricity.

Semi-Metals or Metalloids: Semi-metals or metalloids are those elements which behave like both metals and non-metals.
Following table shows the position of Metals, Non-metals and the metalloids in the modern periodic table.

Periodic Table

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