Question

b) Write the symbol with atomic number and mass number of the
isotope of Carbon which has same no of neutrons as 8 O 16 , is used
in radiocarbon dating to determine the age of old samples of living
organisms ? (1)

Answer 1

Answer:

atomic number denoted by the symbol 'Z'

mass number denoted by the symbol 'A'

C-14(carbon -14 ) is the radioactive isotope they present trace amount in atmosphere

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