Home › TS EAMCET › Chemistry › p-Block Elements (Groups 15-18) › Which is the single stable isotope of iodine?
Which is the single stable isotope of iodine?
AIodine-129
BIodine-131
CIodine-125
DIodine-127
Answer & Solution
Correct answer: D. Iodine-127
Iodine is monoisotopic with iodine-127, while iodine-129 is only a trace radioactive isotope.
Related questions
Why are noble gases chemically unreactive?How does ionisation energy vary down group 18?Which noble gas compound was formed in 2000 at 40 K, the first stable argon compound?Who predicted in 1933 that heavier noble gases could form fluorine and oxygen compounds?Which noble gas element is an s-block element?Which group number was once given to the noble gases because of zero valence?Argon is used as what gas in welding?Which force keeps noble gas atoms together in the liquid state?