Phenyl magnesium bromide is used as a grignard reagent in organic synthesis. determine its empirical and molecular formula if it’s molar mass is 181.313 g/mol and it contains 39.7458 % c, 2.77956 % h, 13.4050 % mg, and 44.0697 % br

Enzyme make a hormone as a catalyst

The problem here is that according to aufbau principle before 3d orbital 4s subshell comes.after filling 3p orbital with electrons you have 4 electrons left, you place two in 4s with opposite spin and the other two in 3d in any of its two orbitals of total five orbitals with the same spin.

Answer trigonal pyramidal;