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If in Bohr.s model, for uni electronic a...

If in Bohr.s model, for uni electronic atom following symbols are used :
`r_(n, Z) rarr` Radius of `n^(th)` orbit with atomic number z
`U_(n, Z) rarr` Potential energy of `e^(-)`
`K_(n, Z) rarr` Kinetic energy of `e^(-)`
`V_(n,Z) rarr` Velocity of `e^(-)`
`T_(n, Z) rarr` Time period of revolution

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If in Bohr.s model, for uni electronic atom following symbols are used : r_(n,z) to Radius of n^(th) orbit with atomic number z. U_(n.z) to Potential energy of e^- K_(n.Z) to Kinetic energy of e^- T_(n.Z) to Time period of revolution

According to Bohr.s theory, E_(n) = total energy, K_(n) = kinetic energy , V_(n) = potential energy, r_(n) = radius of n^(th) orbit. Match the following.

Knowledge Check

  • In Bohr.s model of the hydrogen atom the ratio between the period of revolution of an electron in the orbit of n = 1 to the period of the revolution of the electron in the orbit n = 2 is

    A
    `1:2`
    B
    `2:1`
    C
    `1:4`
    D
    `1:8`

  • In Bohr.s model of hydrogen atom, the ratio between the period of revolution of an electron in orbit n=1 to the period of the electron in the orbit n=2 is

    A
    `1:2`
    B
    `2:1`
    C
    `1:4`
    D
    `1:8`

  • in bohr model of hydrogen atom, rhe ratio of period of revolution of an electron in n=2 and n=1 orbits is

    A
    `2:1`
    B
    `4:1`
    C
    `6:1`
    D
    `16:1`

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    According to Bohr.s theory, E_n = total energy, K_n = kinetic energy, V_n = potential energy, r_n = radius of n^(th) orbit. Match the following.

    The velocity of an electron in a certain Bohr.s orbit of H-atom bears the ratio 1:275 to the velocity of light. Then find the quantum number (n) of orbit ?

    The atomic number (Z) of an element is 25. In its ground state, how many electrons are present in "N" shell ?

    Calculate the value of A. A= (E_1,2)/(2E_(2,1)) Where E_(n,z) = Energy of electron in n^(th) orbit , Z = atomic number of hydrogen like specie.

    When an electron with charge .e. and mass .m. moves with velocity .v. around the nucleus having nuclear charge .Z. in a circular orbit of radius .r., the potential energy of electron is

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