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The stable nucleus that has a radius 1//...

The stable nucleus that has a radius `1//3` that of `Os^(189)` is-

A

`Be^(9)`

B

`Li^(7)`

C

`Fe^(19)`

D

`C^(12)`

Text Solution

Verified by Experts

The correct Answer is:
D
`E=Deltamc^(2)`
`E=(0.3)/(1000)xx(3xx10^(8))=2.7xx10^(13)J`
`=(2.7xx10^(13))/(3.6xx10^(8))=7.5xx10^(6)kWh`
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MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-ATOMS, MOLECULES AND NUCLEI -Exercise 1 (TOPICAL PROBLEMS)
  1. Number of neutrons in C^(12) and C^(14) are

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  2. The density of a nucleus of mass number A is proportional to

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  3. The stable nucleus that has a radius 1//3 that of Os^(189) is-

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  4. Let binding energy per nucleon of nucleus is denoted by E(bn) and radi...

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  5. The nuclear force

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  6. If M(A,Z), M(p)and M(n) denote the masses of the nucleus .(Z)X^(A), pr...

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  7. What is the Q-value of the reaction? ""^(1)H+""^(7)Lito ""^(4)He+""^...

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  8. Binding energy per nucleon relation with mass number

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  9. The curve of blinding energy per nucleon as a function of atomic mass ...

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  10. Atomic mass of ""6C^(13) is 1300335 amu and its mass number is 13.0 If...

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  11. Let N(beta) be the number of beta particles emitted by 1 gram of Na^(2...

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  12. A radioactive decay can form an isotope of the original nucleus with t...

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  13. The half-life of a radioactive substance is 20 min. the time taken bet...

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  14. A uranium nucleus ""(92)U^(238) emits and alpha-particle and a beta-pa...

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  15. ""(92)"U"^(235) undergoes successive disintegrations with the end prod...

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  16. A nucleus with Z =92 emits the following in a sequence: alpha,beta^(...

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  17. Half life of a radio-active substance is 20 minutes. The time between ...

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  18. The fraction of atoms of radioactive element that decays in 6 days is ...

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  19. A common example of beta^(-) decay is ""(15)P^(32) to ""(16)S^(32)+x+y...

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  20. The activity of a radioactive sample is measures as N0 counts per minu...

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