Get premium membership and access revision papers with marking schemes, video lessons and live classes.
  OR
Processing. Please wait.

 Form 4 Chemistry: Radioactivity Questions and Answers

A radioactive isotope #X_2# decays by emitting two alpha (#alpha#) particles and one beta (#beta#) to form #overset 214 83#Bi (a) What is the atomic number of #X_2#? (b) After 112 days, #1/16# of the mass of #X_2# remained. Determine the half-life of #X_2#.

 (8m 29s)
546 Views     SHARE

|