Six-mark questions are extended open response questions ... In your answer, use ideas about electronic structure to explain differences in chemical properties. [6 marks] Group 1 of the periodic ...

There are no required practical activities in the atomic structure and periodic ... as suggestions to the types of questions that may appear in an exam paper. Rock salt is a mixture of sand ...

The JEE Main BTech April 2025 paper comprised three subjects – physics, chemistry and mathematics. All the subjects have two ...

With just 43 days left for NEET, focus on key Chemistry topics to boost your score. Revise NCERT, practice past papers, and ...

Chemical processes on the other hand involve mainly electromagnetic force to change only the electronic structure of atoms. Fission splits a heavy element (with a high atomic mass number) into ...