MCQ
General formula for carbohydrates is
- A${C_n}{H_{2n}}{O_{2n + 2}}$
- B${C_x}{({H_2}O)_{2x}}$
- ✓${C_x}{({H_2}O)_y}$
- DNone of these
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.


$Ni^{2+} | Ni = -0.25\, V$ ;
$Cu^{2+} | Cu = 0.34\, V$
$Ag^+ | Ag = 0.80\, V$ ;
$Zn^{2+} | Zn = -0.76 \,V$
Which of the following reactions under standard condition will not take place in the specified direction