A correct electrochemical series can be obtained from Na,...
A correct electrochemical series can be obtained from Na, Ca, Al, Mg, Zn, Fe, Pb, H, Cu, Hg, Ag, Au by interchanging
Al and Mg
Zn and Fe
Zn and Pb
Pb and H
Correct answer is A
No explanation has been provided for this answer.
What is CaHb in the following equation? C a H b + 5O2 → 3CO 2 + 4H2O...
What volume of 0.5mldm3 H2SO4 will exactly neutralize 20cm3 of 0.1moldm3 NaOH Solution?...
A solution of zinc chloride should not be stored in a container made of ...
The following are ores of metals EXCEPT ...
Radon is used as a tracer in medical research because it ...