Question

how many elements were in the mendeleev
periodic table​

Answer 1

Answer:

63 elements

To put some order into his study of chemical elements, Mendeleev made up a set of cards, one for each of the 63 elements known at the time. Mendeleev wrote the atomic weight and the properties of each element on a card.

Answer 2

Answer:

63

Explanation:

Total no. of elements in mendeleev periodic table is 63. ty so much