1. Months of the year

2. Time on the clock

3. Days in a weak

Each of the above have periodic trend

Father of the periodic table – Dimitri mendeleev

He grouped 63 elements in a table form

Modern periodic table is based on mendeleeve’s idea

1 2 3 4 5 6 7 8 9 10

11

12

13

14

15

16

17

18

2

3

4

5

6

7

PERIODIC TABLE

EXPANSION

ABBREVATIONS

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Common Elements and Symbols

symbol ON THE BASIS OF latin NAME

ENGLISH NAME LATIN NAME SYMBOL

Sodium Natrium Na

Pottassium Kalium K

Gold Aurum Au

Iron Ferrum Fe

Copper Cuprum Cu

Mercury Hydragyrum Hg

symbols ON THE BASIS OF english NAMENAME SYMBOL

Hydrogen H

Helium He

Aluminium Al

Carbon C

Calcium Ca

Oxygen O

Nitrogen N

Chlorine Cl

A symbol indicates an atom of an element

‘H’ It is the symbol of hydrogen &

Indicate an atom of Hydrogen

‘C’ It is the symbol of Carbon &

Indicate an atom of Carbon