Home
Class 11
CHEMISTRY
Calculate the number of electrons which ...

Calculate the number of electrons which will together weigh one gram.

Text Solution

Verified by Experts

Mass of one electron`=9.11xx10^(-31)kg`
`therefore` 1g or `10^(-3)kg=(1)/(9.11xx10^(-31))xx10^(-3)` electrons.
`=1.098xx10^(27)` electrons.
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • STRUCTURE OF ATOM

    CHHAYA PUBLICATION|Exercise HIGHER ORDER THINKING SKILL (HOTS) QUESTIONS|19 Videos

  • STRUCTURE OF ATOM

    CHHAYA PUBLICATION|Exercise ENTRANCE QUESTION BANK|57 Videos

  • STRUCTURE OF ATOM

    CHHAYA PUBLICATION|Exercise SOLVED WBCHSE SCANNER|27 Videos

  • STATES OF MATTER : GASES AND LIQUIDS

    CHHAYA PUBLICATION|Exercise PRACTICE SET|10 Videos

Similar Questions

Explore conceptually related problems

Calculate the mass of 1 mol electron.

Calculate the number of unpaired electrons in N-atom.

Knowledge Check

  • The number of d-electrons in Fe^2+ (Z=26) is not equal to the number of electrons in which one of the following ?

    A
    s-electrons in Mg(Z=12)
    B
    p-electrons in Cl (Z=17)
    C
    d-electrons in Fe (Z=26)
    D
    p-electrons in Ne (Z=10)

    • Similar Questions

    Explore conceptually related problems

    A current of one ampere is flowing through a wire. Calculate the number of electrons flowing through the cross-section of the wire per second?

    An oil drop has 8.01xx10^-19 C charge calculate the number of electrons in this drop.

    Calculate the no. of electrons in 2 mol of electrons.

    Calculate the charge of 1 mol electron.

    A copper wire of diameter 2/(3sqrtpi)mm is carrying a current of 1 amp. Calculate the number of free electrons which flow past any cross section of the wire per sec Also find the average speed with which free electrons are flowing in the copper wire assuming that there is one free electron per atom of copper. Number of atmos per cm^3 of copper =9 times 10^22 , electronic charge =1.6 times 10^-19 coulomb.

    Calculate the number of unpaired electrons in the following gaseous ions : Mn^(3+), Cr^(3+), V^(3+) and Ti^(3+) . Which one of these is the most stable in aquenous solution ?

    Calculate the number of unpaired electrons in the following gaseous ions : Mn^(3+), Cr^(3+), V^(3+) and Ti^(3+) . Which one is most stable in aqueous solution ?

    Home
    Profile