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Radium is a radioactive substance. It di...

Radium is a radioactive substance. It dissolves in dilute `H_(2)SO_(4)` and forms a compound radium sulphate. The compound is a)No longer radioactive b)Half as radioactive as the radium content c)As radioactive as the radium content d)Twice as radioactive as the radium content.

A

no longer radioactive

B

half as radioactive as the radium content

C

as radioactive as the radium content

D

twice as radioactive as the radium content

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The correct Answer is:
c
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OP TANDON-RADIOACTIVITY AND NUCLEAR TRANSFORMATION -OBJ - A
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  2. Gamma rays are:

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  3. Radium is a radioactive substance. It dissolves in dilute H(2)SO(4) an...

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  4. The velocity of alpha-rays is approximately:

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  5. alpha-rays have ionization power because they possess a. Lesser kine...

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  6. The radiation from naturally occuring radioactive substance as seen af...

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  7. Which of the following statements about radioactivity is are true? a)I...

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  8. The radioactivity of uranium mineras is usually more in comparison to ...

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  9. The correct order of ionising capcity of alpha, beta and gamma-rays is

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  10. which of the following radiations have least effect on both the photog...

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  11. In alpha- decay , n//p ratio : a)May inrease or decrease b) Remains co...

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  12. In beta- decay n//p ratio : a)May inrease or decrease b) Remains const...

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  13. A device used for the measurement of radioactivity is

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  14. Which of the following does not contain material particles?

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  15. If by mistake radioactive substance gets into human body, then from th...

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  16. Emission of beta-particle by an atom of an element results in the form...

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  17. The particles not emitted by radioactive susbstace are:

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  18. Successive emission of an alpha-particle and two beta-particles by an ...

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  19. The isotope .(92)^(235)U decays in a number of steps to an isotope of ...

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  20. The number of alpha and beta-particles emitted in the nuclear reaction...

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