Nuclear Chemistry MCQs 14 min Score: 0 Attempted: 0/14 Subscribe 1. . The physical properties of an atom is related to (A) nucleus (B) electron (C) proton (D) neutronShow All Answers 2. . The spontaneous emission of radiations from certain elements is called (A) radioactivity (B) half life (C) isotopes (D) uranium-235Show All Answers 3. . The radioactive elements are (A) stable (B) unstable (C) radioactivity (D) half lifeShow All Answers 4. . For artificial radioactivity elements are broken down (A) stable (B) half life (C) radioactivity (D) unstableShow All Answers 5. . Alpha rays carry a charge (A) positive (B) negative (C) neutral (D) zeroShow All Answers 6. . Beta rays are actually fast moving (A) Nucleus (B) electron (C) proton (D) neutronShow All Answers 7. . Rays have no charge and mass as well (A) alpha (B) beta (C) no one (D) gammaShow All Answers 8. . Rays are more powerful than x-rays (A) gamma (B) beta (C) alpha (D) no oneShow All Answers 9. . The disintegration of radioactive elements into their half quantity is called (A) new life (B) old life (C) half life (D) lifelessShow All Answers 10. . Fission means (A) to break (B) to add (C) to waste (D) to acquireShow All Answers 11. . Fusion means (A) to break (B) to waste (C) to add (D) to acquireShow All Answers 12. . One atom of uranium-235 emits neutron on breaking (A) 1 (B) 2 (C) 3 (D) 4Show All Answers 13. . The transformation of one element into another is only possible in ______ reactions (A) Fission (B) Fusion (C) Nuclear (D) NeutralShow All Answers 14. . All isotopes are (A) radioactive (B) fusion (C) stable (D) half lifeShow All Answers
