Teaching BPSC बिहार प्राथमिक (1 to 5) शिक्षक भर्ती 4.0 Mock Test General Science Chemistry Classification of Elements and Periodicity in Properties
In the Modern Periodic Table, atomic size increases down the group because ____________.
1
nuclear charge increases
2
tendency to lose electrons decreases
3
number of shells increases
4
More than one of the above
5
None of the above