Which of the following are highly effective in producing ion pairs when they pass through the matter?
A. Alpha particles
B. Beta particles
C. Gamma particles
D. X-ray particles
Answer:A
Which of the following are highly effective in producing ion pairs when they pass through the matter?
A. Alpha particles B. Beta particles C. Gamma particles D. X-ray particles
Explanation: Alpha particles are highly effective in producing ion pairs when they pass through the matter. They have relatively large mass and charge.