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Batra Sahab
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Poll
Asked: 2025-02-01T10:31:46+00:00 In:

Choose the incorrect statement:

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Poll Results

0%(a) An isotope of iodine is used in the treatment of goitre.
0%(b) An isotope of cobalt is used in the treatment of cancer.
33.33% (c) An isotope of uranium is used as a fuel in nuclear reactor. ( 1 voter )
66.67%(d) An isotope of magnesium is used in the formation of chlorophyll. ( 2 voters )
Based On 3 Votes

Participate in Poll, Choose Your Answer.

The incorrect statement is: (d) An isotope of magnesium is used in the formation of chlorophyll.
Magnesium itself (not its isotope) is essential in the formation of chlorophyll, but the isotope of magnesium is not specifically used in this process.
The other statements are correct:
Iodine-131 is used in the treatment of goitre.
Cobalt-60 is used in cancer treatment.
Uranium-235 is used as a fuel in nuclear reactors.
Class 9th Science NCERT MCQ Questions
NCERT Books MCQ Questions Session 2024-2025.

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    1 Answer

    1. (d) Rutherford model only established that the nucleus is positively charged.

      https://www.tiwariacademy.com/ncert-solutions/class-9/science/chapter-4/

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