Home
Class 12
PHYSICS
A Copper atom has 29 electrons revolving...

A Copper atom has 29 electrons revolving around the nucleus. A copper ball contains `4 xx 10^23` atoms. What fraction of the electrons be removed to give the ball a charge of `+9.6 mu C`? 

A

`~ 1.8 xx 10^(-13)`

B

`_ 1.3 xx 10^(-12)`

C

`6 xx 10^(-10)`

D

`~ 5.2 xx 10^(-12)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Similar Questions

Explore conceptually related problems

1 gram of hydrogen contains 6xx10^(23) atoms. Then 4 grams of He contains

In an atom two electrons move around the nucleus in circular orbits of radii R and 4R. The ratio of the time taken by them to complete one revolution is

How many electrons must be removed from a piece of metal to give it a positive charge of 1.0 xx 10^(-7)C

The bromine atom possesses 35 electrons. It contains 6 electrons in 2p orbital, 6 electrons in 3p orbital and 5 electrons in 4p orbital. Which of these electrons experience the lowest effective nuclear charge ?