A) \[B{{e}^{2+}}\]
B) \[B{{a}^{2+}}\]
C) \[P{{b}^{2+}}\]
D) \[C{{a}^{2+}}\]
Correct Answer: A
Solution :
[a] Due to very high I.E. of Be, its valence electrons require high energy to remove (excite) which is not available in bunsen flame hence \[B{{e}^{2+}}\]ions do not impart colour to the flame.You need to login to perform this action.
You will be redirected in
3 sec