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3437. The main ore of thorium is

September 7, 2025 by Admin

pitchblende

monazite sand

limonite

galena

✅ The correct answer is option B.

Categories Chemical Engineering, Engineering, Nuclear Power Engineering MCQs Tags Chemical Engineering MCQs, Engineering MCQs, Nuclear Power Engineering MCQs

3432. Moderating material used in a thermal-reactor should be a

3442. Nuclides having the same atomic numbers are termed as

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