[" Write the merits of Mendeleev's "],[" periodic table."]

State the merits of Mendeleev's periodic table.

What are the demerits of Mendeleev's periodic table?

Mendeleev arranged the elements in the order of increasing atomic weights. a) Write down the merits of Mendeleevis periodic table. b) What are the demerits of Mendeleev's periodic table?

(a) State Mendeleev's periodic law. (b) Describe about the merits of Mendeleev's periodic table.

Give three defects of mendeleev's periodic table.