Question

Complete the following sentences choosing the correct word in the given bracket
1.the properties of elements r a periodic function of their............. (Atomic no.,mass no.,relative atomic mass.

Answer 1

Hey user !!

Here's the answer you are looking for

A/c to Mendeleev's Periodic table,

The properties of elements are a Periodic function of their Mass number.

But a/c to modern Periodic table,

The properties of elements are a Periodic function of their atomic number.


★★ HOPE THAT HELPS ☺️ ★★

Answer 2

Atomic no is the correct answer.