Follows Latest Exam Pattern – The sample paper is designed as per the latest CBSE exam pattern to help students understand the question format. It includes All Question Types, including ...

Pb + CuCl 2 → PbCl 2 + Cu The above reaction is an example of: (a) Combination (b) Decomposition (c) double displacement (d) displacement ...

College of Optoelectronic Engineering, Key Laboratory of Optoelectronic Technology and System of Ministry of Education, Chongqing University, Chongqing 400044, P.R. China ...