What is the correct series in descending order of their electrical conductivities?
A. A. i, ii, iv, iii.
B. B. ii, i, iv, iii.
C. C. ii, i, iii, iv.
D. D. i, ii, iii, iv.
Answer:D
What is the correct series in descending order of their electrical conductivities?
A. A. i, ii, iv, iii. B. B. ii, i, iv, iii. C. C. ii, i, iii, iv. D. D. i, ii, iii, iv.