Teaching TS DSC Secondary Grade (సెకండరీ గ్రేడ్ టీచర్) Teacher 2024 Mock Test General Science Chemistry Equilibrium
Aqua regia is a mixture of concentrated HCL, and concentration HNO3. It acts a strong oxidising agent due to formation of
1
SO3 and SO2
2
SO2 + Cl2
3
NOCl and Cl2
4
NOCl2 and So3