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The present Periodic Table is arranged in order of increasing atomic numbers not the atomic weights , before modern periodic law the elements were arranged on the basis of atomic weights.

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Q: Why is the periodic table arranged in order atomic weight?
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Related questions

What is arranged in the order of their atomic number?

Elements are arranged in the order of their atomic number on the periodic table.


What is the modern periodic table is now arranged according to?

Now modern periodic table is arranged in order of increasing atomic number. The properties are found to be periodic when arranged in this pattern.


How was mendeleev's periodic table alike the periodic table now?

Mendeleev's periodic table was arranged in order of increasing atomic mass.Modern periodic table is arranged in order of increasing atomic number.


How was periodic table arranged?

It is arranged on the acending order of atomic number and repeating periodic properties.


Is periodic table arranged in order of increasing atomic number?

The modern version of the periodic table is arranged according to the atomic number.


In the periodic table the elements are arranged in order of increasing?

In modern periodic table, elements are listed by increasing atomic number.


Are the elements on a periodic table arranged in order of decreasing atomic mass?

No. The elements are arranged in order of increasing atomic number.


How were the elements in the periodic table arranged?

By Atomic Mass


The modern periodic table is arranged in order of increasing atomic what?

Atomic Number (amount of protons)


What increases on the periodic table?

The atomic number increases. The atomic number identifies a particular element and the elements are arranged in increasing order on the periodic table. Also, the atomic weight generally increases as well.


How were the elements arranged on his periodic table?

newlands arranged the elements in the periodic table in order of relative atomic massNewlands arranged elements in group of eight like musical notes.


How is the atomic number used to crate a periodic table?

The elements are arranged in order of increasing atomic number.The properties are found to be periodic when arranged in this pattern.