Question
Chemistry Question on Classification of elements & periodicity in properties
The first ionization enthalpies of Be,B,N and O follow the order
A
O<N<B<Be
B
Be<B<N<O
C
B<Be<N<O
D
B<Be<O<N
Answer
B<Be<O<N
Explanation
Solution
Correct answer is (d) B<Be<O<N