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#Question id: 20166
#XL - P Chemistry
The total number of orbitals in a shell with principal quantum number ‘n’ is
TLS Online TPP Program
#Question id: 20167
#XL - P Chemistry
Which of the following expressions gives the de-Broglie relationship ?
TLS Online TPP Program
#Question id: 20168
#XL - P Chemistry
The uncertainty in the momentum of an electron is 1·0 × 10–5 kg ms–1. The uncertainty in its position will be (h = 6·62 x 10–34 kg m2s–1)
TLS Online TPP Program
#Question id: 20169
#XL - P Chemistry
If the radius of first Bohr orbit be a0, then the radius of third Bohr orbit would be
TLS Online TPP Program
#Question id: 20170
#XL - P Chemistry
The first emission line in the atomic spectrum of hydrogen in the Balmer series appears at
TLS Online TPP Program
#Question id: 20171
#XL - P Chemistry
The ratio of specific charge of a proton and an Alpha particle is