The number of electrons in the valence shell of phosphorus (Z = 15) is 5. True or False
True
False
Atomic number of phosphorous = 15
Therefore number of electrons = 15
Thus, electronic configuration of phosphorous is
Phosphorus forms both trihalides (PX3) and pentahalides (PX5) where X = F Cl Br and I. True or False?
H2O2 is amphoteric - true or False?
In Red Bauxite, the major impurity is TiO2 – True or False?