On the basis of the electrochemical series, which of thes...
On the basis of the electrochemical series, which of these ions will show the greater tendency to be discharged at the cathode in an electrolytic cell
cu2+
sn2+
fe2+
zn2+
Correct answer is A
The arrangement of elements in order of increasing electrode potential values is called electrochemical series.
K > Na > Ca > Mg > Al > Zn > Fe > Ni > Sn > Pb > H > Cu > Ag > Au.
Consider the reaction represented by the equation. 2NaHCO3(s) → 2Na2CO 3(S) + CO 2(g) ...
What is the volume of oxygen required to burn complete 45 cm3 of methane at s.t.p? ...
CH4(g) + Cl2(g) → CH3 Cl(s) + HCl(g) The major factor that influence the rate of the reaction abo...
An atom of an element X gains two electrons. The symbol of the ion formed is ...
Which of the following is NOT correct test for the named organic compound in each case? ...
In an endothermic reaction, if there is a loss in entropy the reaction will ...
The chromatography separation of ink is based on the ability of the components to ...
An element wil readily form an electrovalent compound if it electron configuration is ...