Home
Class 12
CHEMISTRY
Metals have conductivity in the order of...

Metals have conductivity in the order of `(ohm^(-1) cm^(-1))`

A

`10^(12)`

B

`10^(8)`

C

`10^(2)`

D

`10^(-6)`

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Similar Questions

Explore conceptually related problems

State the conductivity of metals.

Which of the following have maximum molar conductivity. (i) 0.08M solution and its specific conductivity is 2 xx 10^(-2) Omega^(-1) cm^(-1) (ii) 0.1M solution and its resistivity is 50 Omega cm .

A metallic rod of cross-sectional area 20 cm^(2) , with the lateral surface insulated to prevent heat loss, has one end immersed in boiling water and the other in ice water mixture. The heat conducted through the rod melts the ice at the rate of 1 gm for every 84 sec. The thermal conductivity of the rod is 160 Wm^(-1)K^(-1) . Latent heat of ice=80 cal/gm, 1 ca=4.2 joule. What is the length (in m) of the rod?

The thermal conductivity of brick is 1.7 W m^(-1) K^(-1) , and that of cement is 2.9 W m^(-1) K^(-1) .What thickness of cement will have same insulation as the brick of thickness 20 cm .

The resistance of a 0.01N solution of an electroyte was found to 210 ohm at 298K using a conductivity cell with a cell constant of 0.88 cm^(-1) . Calculate specific conductance and equilvalent conductance of solution.

The specific conductance (k) of a 0.1M NaOH solution is 0.0221 S cm^(-1) . On addition of an equal volume (V) of 0.10 M HCI solution, the value of specific conductance (k) falls to 0.0056 S cm^(-1) . On further addition of same volume (V) of 0.10 M HCI , the value of k rises to 0.017 S cm^(-1) . calculate equivalent conductivity (^^) for HCI in S cm^(2) mol^(-1) .

The resistance of 0.5M solution of an electrolyte in a cell was found to be 50 Omega . If the electrodes in the cell are 2.2 cm apart and have an area of 4.4 cm^(2) then the molar conductivity (in S m^(2) mol^(-1)) of the solution is