SSC CGL – Combined Graduate Level Examination · प्रश्न 49
Argon is produced in Earth's crust via?
उत्तर दाखवा आणि स्पष्टीकरण
उत्तर: (A) Decay of K-40
स्पष्टीकरण
Correct answer: (A) Decay of K-40, as per the official SSC answer key. [General Awareness]