Chemistry - Chemical Kinetics Question with Solution | TestHub

ChemistryChemical KineticsMiscellaneous/MixedEasy2 minPYQ_2020

ChemistryEasysingle choice

The radioactive isotope $_{90}^{234} Th$ undergoes two successive $β -$ decay followed by $α$ decay. The atomic number and the mass number respectively of the resulting isotope are

Options:

Answer:

Solution:

$_{90} {Th}^{234} \overset{- 2 β}{⟶} {_{92} Χ}^{234} \overset{- α}{⟶}_{90} {Th}^{230}$

Elimination of $1 α$ and $2 β$ particles give isotope.

Stream:NTA_ABHYASSubject:ChemistryTopic:Chemical KineticsSubtopic:Miscellaneous/Mixed

⏱ 2mℹ️ Source: PYQ_2020

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