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Consider the reaction: ""(92)^(238)U+"...

Consider the reaction:
`""_(92)^(238)U+""_(0)^(1)nto""_(92)^(239)Mto""_(93)^(239)Np+""_(-1)^(0)e` M is :

A

U

B

Cf

C

Cm

D

Tc

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The correct Answer is:
A
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Consider the following nuclear reaction : ""_(92)^(238)Mto""_(y)^(x)N+2""_(2)^(4)He ""_(y)^(x)Nto""_(B)^(A)L+2beta^(+) The number of neutrons in the element L is

The partlcles emitted 1n the decay of ""_(92)^(238)U to ""_(92)^(234)U

Calculate the energy released in the following nuclear reaction and hence calculate the energy released when 235 gram of uranium-235 undergoes fission. U_(92)^(235) + n_(0)^(1) to Kr_(36)^(92) + Ba_(56)^(141) + 3n_(0)^(1) Rest masses of U^(235), Ba^(141) ,Kr^(92) and neutron are 235.04390 amu, 140.91390 amu, 91.89730 amu and 1.00867 amu respectively. Avogadro number = 6.023 xx 10^(23) .

On neutron bombardment fragmentation of U-235 occurs according to the equation 92^(U^(235)) + 0^(n^(1)) rarr 42^(Mo^(95)) + 57^(La^(139)) + x_(-1)^(e^(0)) + y_(0)^(n^(1)) Calculate the values of x and y.

The missing nucleide in the nuclear reaction : ""_(93)^(239)Npto.......+_(-1)^(0)e is

Consider the following E_1//S_(N^1) reaction

We are given the following atomic masses: ""_(92)^(238) U = 238.05079 u " " _(2)^(4)He = 4.00260 u ""_(90)^(234)Th = 234.04363 u" "_(1)^(1)H= 1.00783 u ""_(91)^(237)Pa = 237.05121 u Here the symbol Pa is for the element protactinium (Z = 91). (a) Calculate the energy released during the alpha decay of ""_(92)^(238)U . (b) Show that ""_(92)^(238)U can not spontaneously emit a proton.

MODERN PUBLICATION-NUCLEAR CHEMISTRY-Multiple Choice Questions
  1. Protactinium-234 (""(91)^(234)Pa) decays to ""(92)^(234)U with the emi...

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  2. Which of the following nuclear transformations is p, n type?

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  3. Consider the reaction: ""(92)^(238)U+""(0)^(1)nto""(92)^(239)Mto""(9...

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  4. The age of minerals and rocks is estimated by:

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  5. Which sub-atomic particle is more effective in bringing about artifici...

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  6. On passing through a magnetic field, the greatest deflection is experi...

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  7. Which particle is used to bombard ""(13)^(28)Al to give ""(15)^(31)P ...

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  8. In nuclear reactors, the moderator is :

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  9. The missing nucleide in the nuclear reaction : ""(93)^(239)Npto........

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  10. A sample of rock from moon contains equal number of atoms of uranium a...

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  11. What will be the new neutron and proton ratio after a nucleoide ""(92)...

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  12. Bismuth is the end product of the radioactive disintegration series kn...

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  13. ""(88)^(226)Ra emits an o-particle and the daughter element is:

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  14. Which of the following is an example of induced radioactivity ?

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  15. If a radioactive nucleide of group 15 element undergoes Beta-particle ...

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  16. Which of the following is considered as a synthetic element ?

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  17. In the series : ""(88)^(226)Raoverset(-alpha)to""(86)^(222)Rnoverset...

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  18. The energy released in nuclear reactions corresponding to 1 a.m.u. is ...

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  19. Uranium series is also known as:

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  20. The number of a-particles emitted by ""^(218)Ra in changing to stable ...

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