A Violet Compound of Manganese (A) Decomposes Que: A violet compound of manganese (A) decomposes on heating to liberate oxygen and compounds (B) and (C) of manganese is formed. Compound…

d and f Block Elements Assertion Reason Questions d and f Block Elements Assertion Reason Questions (a) Assertion and reason both are correct and the reason is the correct explanation of…

  Assertion Reason Questions on d and f Block Elements Assertion Reason Questions on d and f Block Elements (i) Both assertion and reason are true, and the reason is…

d and f block elements Notes Introduction The elements lying in the middle of the periodic table belonging to groups 3 to 12 are known as d – block elements.…

Solved Important Questions d & f Block Elements  Solved Important Questions d & f Block Elements: Que 1. Cu+ is not stable in an aqueous solution. Why? Ans 1. In…

  Solved MCQs d & f Block Elements Solved MCQs d & f Block Elements: Que 1. Four successive members of the first-row transition elements are listed below with their…

f-Block Elements and Properties f-Block Elements and Properties: The elements in which the last electron enters in the anti-penultimate f-subshell are called f-block elements. They include lanthanides of the 6th…

Preparation and Properties of Potassium Permanganate and Potassium Dichromate Preparation and Properties of Potassium Permanganate and Potassium Dichromate: General Properties of First Row Transition Metal Compounds Oxides and oxometal ions:…

Transition elements and General Characteristics Transition elements and General Characteristics:  Introduction The elements lying in the middle of periodic table belonging to groups 3 to 12 are known as d…