Home
Class 12
CHEMISTRY
The half life period of a radioactive el...

The half life period of a radioactive element is 140 days . After 560 days , 1 g of the element will reduce to

A

0.5 g

B

0.25 g

C

1/8 g

D

1/16 g

Text Solution

Verified by Experts

The correct Answer is:
D
`1 g m overset(140) (to) (1)/(2) overset(140) (to) (1)/(4) overset(140)(to) (1)/(8) overset(140) (to) (1)/(16) s`
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR CHEMISTRY

    AAKASH SERIES|Exercise PRACTICE SHEET - 1 (Linked Comprehension type questions )|6 Videos

  • NUCLEAR CHEMISTRY

    AAKASH SERIES|Exercise PRACTICE SHEET - 1 (Match the following questions)|2 Videos

  • NUCLEAR CHEMISTRY

    AAKASH SERIES|Exercise LECTURE SHEET (LEVEL- II) (EXERCISE - IV) (Integer answer type Questions)|9 Videos

  • NOBLE GASES

    AAKASH SERIES|Exercise PRACTICE SHEET - 2 (Single more than one option questions)|5 Videos

  • PERIODIC TABLE

    AAKASH SERIES|Exercise QUESTIONS FOR DESCRIPTIVE ANSWERS|37 Videos

Similar Questions

Explore conceptually related problems

The half life period of the radioactive is ._15P^30 is

The half-life of a radioactive element is 10 h. The fraction of initial radioactivity of the clement that will remain after 40 h is,

The half - life period of a radioactive substance is 20 days. What is the time taken for 7//8^(th) of its original mass to disintegrate ?

The half life period of a radioactive nuclide is 3 hour . In 9 hour its activity will be reduced by