Which of the following is incorrect ?
A. Mg burns in air releasing dazzling light rich in UV rays
B. `CaCl_(2^.)6H_(2)O` when mixed with ice gives freezing mixture
C. `Mg` cannot form complexes
D. `Be` can form complexes due to its very small size

Which of the following is incorrect?
A. `Mg` burns in air releasing dazzing light rich in `UV` rays
B. `CaCl_(2).6H_(2)O` when mixed with ice gives freezing mixture
C. `Mg` cannot form complexes
D. `Be` can form complexs due to its very small.