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Modern Periodic Law

CBSE X Chemistry Periodic Classification of Elements

How could we determine an element on the basis of given group and/or period ?

Asked by 21st February 2008 7:23 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

Why is the atomic mass considered as the basis of periodic table?

Asked by 24th February 2008 3:33 PM
Answered by Expert

NEET1 ALL Class Inorganic Chemistry I Periodic Table and Periodicity

 periodic table of today owes it development to two chemist namely

1) RutherFord  and moseley 

2) Alexander newlands and dobereiner

3)mendeleev and lothar meyer

4)de broglie and neil bohr

Asked by ashutosh25807 10th December 2017 8:35 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

Why is atomic number considered to be a more appropriate parameter than atomic mass for the classification of elements in a periodic table?

Asked by prabal 14th March 2018 9:36 AM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

how were the positions of cobalt andnickel resolved in the modern periodic table

Asked by shamim.ayanahmad 14th March 2018 11:58 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

    what is the easiest way to memorize modern periodic table???

Asked by edayoor 11th August 2018 10:09 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

........ is called as the father or architect of periodic table. Name the element having a duplet state naturally.

Asked by abhisheknagargoje 1st December 2018 12:58 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

Why elements a re arrange in the form of periodic table ? Why hydrogen is placed in first group and first period  ?

Asked by bhoiipsita6 10th December 2018 9:25 PM
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CBSE X Chemistry Periodic Classification of Elements

Please solve this really difficult question for me .

Asked by malaysaha.80 7th February 2019 6:31 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

How were the positions of cobalt and nickel resolved in the modern periodic table?

Asked by dhruvshrotriya03 20th February 2019 8:31 AM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

What are the similarities between Mendeleev's periodic  table modern periodic tablr

Asked by saradamahapatra9999 21st February 2019 1:27 PM
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CBSE XI Science Chemistry Classification of Elements and Periodicity in Properties

In the modern periodic table,the group indicates ?

Asked by karisinmusic 31st May 2019 11:39 AM
Answered by Expert

ICSE IX Chemistry The Periodic Table

What do you know about the occurrence of elements and their classification?

Asked by rps3330397 22nd August 2019 3:39 PM
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CBSE X Chemistry Periodic Classification of Elements

which is modern perodic law ?  

Asked by tlb2bpartner 14th October 2019 4:35 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

Write the merits of dobereiner's triads.

Asked by bikashlakhya2003 23rd January 2020 7:40 PM
Answered by Expert

CBSE XI Science Chemistry Classification of Elements and Periodicity in Properties

what is vertical Collumn

Asked by kumarm2793 24th February 2020 3:23 PM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

compare and contrast the arrangement of elements in 'mendeleev's periodic table and the modern periodic table  

Asked by pchandrakala20 22nd April 2020 9:57 AM
Answered by Expert

CBSE X Science

question no 7

Asked by ys2759722 15th December 2020 7:55 PM
Answered by Expert

CBSE X Chemistry

i have doubt in chapter 5 of chemistry please explain me thr trends and limitation on modern periodic table  

Asked by adhirajsingh512 30th December 2020 10:37 AM
Answered by Expert

CBSE X Chemistry Periodic Classification of Elements

Que:-How it can be proved that the basic structure of the Modern Periodic Table is based on the electronic configuration of atoms of different elements?

Asked by advssdrall 26th March 2021 7:43 AM
Answered by Expert

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