Which of the following elements are found in pitch blende?
Q. Which of the following elements are found in pitch blende?
A. Actinium and protoactinium
B. Neptunium and plutonium
C. Actinium only
D. Both (a) and (b)
Answer: Both (a) and (b)
A. Actinium and protoactinium
B. Neptunium and plutonium
C. Actinium only
D. Both (a) and (b)
Answer: Both (a) and (b)