NEET and JEE Questions p-Block Elements Que 1. Which of the following elements does not form stable diatomic molecules. (a)…
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p-Block Elements Class 12 Important Questions Que 1. Sulphur has more tendency to show catenation than oxygen. Explain. Ans 1.…
p-Block Elements Class 12 Notes p-Block Elements Class 12 Notes The elements in which the last electron enters in the…
Noble Gases (Group 18) Elements Group 18 Elements Group 18 consists of six elements- helium (He), neon (Ne), argon (Ar),…
Chlorine its Properties and Oxoacids of Chlorine Chlorine (Cl2) (1) Preparation: It can be prepared by any one of the following methods: (i) By heating manganese…
Group 17 Elements and Properties Group 17 Elements Group 17 includes Fluorine (F), chlorine (Cl), bromine (Br), iodine (I),…
Sulphur its Compounds and Properties Sulphur (S): Sulphur is the 2nd element of the oxygen family. Sulphur forms a large number…
Group 16 Elements and Properties of Oxygen General Properties: (i) Ionisation Enthalpy: Ionisation enthalpy of these elements decreases down…
Compounds and Properties of Nitrogen Dinitrogen Preparation of Dinitrogen: Dinitrogen is produced commercially by the liquefaction and fractional distillation of…
General Properties of Group 15 p – Block elements The elements in which the last electron enters in the…