Chemists have recently explored protactinium's multiple resemblances to more completely understand the relationship between the transition metals and the complex chemistry of the early actinide ...
Every year questions are being asked in nearly all the competitive examinations like NEET, JEE, UPTU, WBJE, etc. from d-block element. D-block elements occupy the space between the s-block (most ...
Chromium Transition elements 1890°C 7.19 g/cm 3 Manganese Transition elements 1240°C 7.20 g/cm 3 Iron Transition elements 1538°C 7.87 g/cm 3 Cobalt Transition elements 1492°C 8.90 g/cm 3 Nickel ...
CBSE Class 12th Chemistry Examination 2020 will be held on 7th March 2020. For the ease of students, we have provided important questions and answers for chapter d & f block elements. The students ...
The group 1 elements react quickly with oxygen in the air at room temperature. Most transition elements react slowly, or not at all, with oxygen at room temperature. Some transition metals react with ...