The value of 'g' and the number of signals observed for the references standard, diphenylpicry lhydrazyl (DPPH), in the solid stae ESR spectrum are, respectively
(a)2.0036 and 1
(b)2.0036 and 3
(c)2.2461 and 1
(d)2.2416 and 3
Answer
Answer: A ✓ checked by 4AB · confidence high
Explanation
DPPH is the g-value standard: g = 2.0036, and in the solid state the hyperfine structure is exchange-narrowed to a single line.