NEET Physics Nuclei Questions Solved


Which of the following statement is true 
(a) Pt19278 has 78 neutrons
(b) Po21484Pb21082+β-
(c) U23892Th23490+He42
(d) Th23490Pa23491+He42

(c) 

Difficulty Level:

  • 10%
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  • 67%
  • 10%
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