NEET Chemistry
Batteries Salt Bridge
Low Priority
Consistency: 10%
Weightage: 2 / 20 Yrs
High-Yield Trend
1
2020 1
2007 Questions 2 MCQs
01
PYQ 2007
easy
chemistry ID: neet-200
The efficiency of a fuel cell is given by:
1.
2.
3.
4.
1
(1)
2
(2)
3
(3)
4
(4)
02
PYQ 2020
easy
chemistry ID: neet-202
In a typical fuel cell, the reactants (R) and products (P) are:
| 1. | R = H2(g), O2(g); P = H2O2(l) |
| 2. | R = H2(g), O2(g); P = H2O(l) |
| 3. | R = H2(g), O2(g), C l2(g); P = HClO4(aq) |
| 4. | R = H2(g), N2(g); P = NH3(aq) |
1
(1)
2
(2)
3
(3)
4
(4)