Question

6. What do you understand by the following terms
(b) Radioactive substance
(c) Nuclear fission (d) Nuclear fusion
(d) variable valency?
(c) negative valency
(a) Radioactivity
(e) Nuclear reactor?

7. (a) State the problems caused by nuclear
radiations.
(b) State few uses of nuclear radiation.

8. State any three precautions in running nuclear
reactors.​

Answer 1

Answer:

jajajajajan.. . jajajqqiamamaia9

Step-by-step explanation:

1. jajqqn
2. jajajansns
3. jajaiisiajqnqnusajwnwnwnw
4. jajzusiaiiajnxznisiajqjqnqnqu7672891916622