The radiations from a naturally occurring radioactive substance, as seen after deflection by a magnetic field in one direction, are :
A.
definitely alpha rays
B.
definitely beta rays
C.
both alpha and beta rays
D.
either alpha or beta rays
Answer :
either alpha or beta rays
Solution :
NOTE : $$\alpha $$ - and $$\beta $$ -rays, made up of positively & negatively charged particles and are deflected by a magnetic field in opposite directions; $$\gamma $$ -rays remain undeflected. (as they do not have charge).
Releted MCQ Question on Physical Chemistry >> Chemical Kinetics
Releted Question 1
If uranium (mass number 238 and atomic number 92) emits an $$\alpha $$ -particle, the product has mass no. and atomic no.