define elements classification it with examples ?
Answers
★ Question :-
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1] Define Elements ?
2] Classification of Elements with Examples .
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★ Answer :-
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↦ :- Elements are pure substances, made up of one type of Atoms. They are the basic unit of all types of Matter .
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↦ :- Element can be classified into three categories :-
- Metals
- Metalloids
- Non-Metals.
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↦ :-
⠀⠀• Metals :- Iron, Copper, Aluminum, ⠀⠀⠀Gold, Platinum, Etc.
⠀⠀• Metalloids :- Boron, Silicon, ⠀⠀⠀Germanium, Arsenic, Etc.
⠀⠀• Non-Metals :- Oxygen, ⠀⠀⠀Hydrogen, Nitrogen, Etc.
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Question :-
• Define elements classification it with examples ?
Answer :-
• Element
- An element is a pure substance that made from a single type of atom. They can be solid, liquid, or gas. Or
- The smallest or purest form of matter which is composed of atom having same atomic number and which can't be further simplified by ordinary process is called element.
- There are 118 elements in periodic table in which 92 is natural and 26 is artificial ( prepare by man made ).
Elements can be classified as :
- Metals,
- Nonmetals,
- Metalloids.
1. Metals = The elements which have tendency to loose electrons or Negative Ion are called Metals and hence such a character is known as metallic character.
Example of metals :
→ Sodium (Na), Potassium (k), Magnesium (Mg), Aluminium (Al), Calcium (Ca) Barium (Ba) are some Metals.
2. Non - Metals = The elements which have a tendency to gain electrons or Negative Ion are called Non - Metals.
Example of Non - Metals :
→ Oxygen (o), Hydrogen (H), Nitrogen (N), Sulphur (s), Fluorine (F), Chlorine (Cl) are some Non - Metals.
3. Metalloids = Some element show the properties of both metal and non - metals are called Metalloids.
Example of Metalloids :
→ Silver (Ag), Copper (Cu) are best conductor of electricity.