Which of the statements about the reaction below are incorrect?
2PbO(s) + C(s) → 2Pb(s) + CO2 (g)(i) Lead is getting reduced.
(ii) Carbon dioxide is getting oxidised. (iii) Carbon is getting oxidised. (iv) Lead oxide is getting reduced.
2PbO(s) + C(s) → 2Pb(s) + CO2 (g)(i) Lead is getting reduced.
(ii) Carbon dioxide is getting oxidised. (iii) Carbon is getting oxidised. (iv) Lead oxide is getting reduced.
Anonymous Quiz
26%
(i), (ii) and (iii)
40%
(i) and (iii)
19%
(i) and (ii)
14%
All statements are incorrect
A particle is moving in a circular path of radius r . The displacement after half of circle would be ?
Anonymous Quiz
17%
0
39%
πr
28%
2r
16%
2πr
Which of the following could not be a unit of speed?
Anonymous Quiz
19%
Km/h
52%
S/m
13%
m/s
16%
m/h
One of the following is not a vector quantity. This one is
Anonymous Quiz
22%
Displacement
47%
Speed
20%
Acceleration
11%
Velocity