Question

DIFFERENTIATE between the arrangement of elements in Mandela's periodic table and modern periodic table.
✋✋NEED 3 POINTS...​

Answer 1

Hey mate,.

Mendeleev's periodic table:-

1. Mendeleev's periodic table is based on atomic mass

2. Mendaleev's periodic table contains

about 66 elements.

Modern periodic table:-

1. Modern periodic table is based on atomic number

2. Modern periodic table contains about 112 elements

Hope it will help you

✌️sai

Answer 2

$\huge\underline\mathfrak\red{Hello\:Mate}$

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☑️Mendeelev's Periodic Table:--

⚫The elements are arranged in the increasing order of atomic masses.

⚫ Position of isotopes was not justified.

⚫ Mendeleev's Periodic table did not explain the cause of productivity among the elements...

☑️Modern Periodic Table:---

⚫The elements are arranged in the increasing order of atomic numbers.

⚫ Position of isotopes is logically justified

⚫It explains the cause of periodicity in properties of the elements...

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