Home › CBSE Class 11 (Science) › Chemistry › S and P Block Elements › Strontium-90, a fission product of uranium-235, …
Strontium-90, a fission product of uranium-235, has a half-life of
A12.7 days
B1.9 seconds
C28.90 years
D5.73 years
Answer & Solution
Correct answer: C. 28.90 years
Strontium-90 persists for 28.90 years, while barium-140 lasts only 12.7 days.
Related questions
The name tetrels comes from a Greek word tetra meaningGroup 14 alkyls QR4 are described asSilicon and germanium crystallise in which structure?What is the formula of silicon nitride?Which carbon allotrope is a honeycomb-shaped layer of atoms?Carbon sheets folded into a sphere form aWhich carbon allotrope is made of stacked sheets of carbon?Tin objects crumble to grey powder below about which temperature?