While phosphorus form PCl5, nitrogen does not form NCl5 because
Which of the following is not correct
Gold number is used to show
Al3+ion has a lower ionic radius than Mg2+ ion because :
Observe the following statements :I. Bleaching powder is used in the preparation of chloroform.II. Bleaching powder decomposes in the presence ofCoCl2 to liberate 02.III.Aqueous KHF2 is used in the preparation of fluorine.The correct combination is :
Which of the following is correct ?