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TLS Online TPP Program

#Question id: 20198

The wavelength of radiation emitted when in a hydrogen atom electron falls from infinity to stationary state 1, would be (Rydberg constant = 1·09 × 107m–1)

#XL - P Chemistry
  1. 91nm
  2. 9·1 × 10–8nm
  3. 406 nm
  4. 192 nm
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TLS Online TPP Program

#Question id: 20218

#XL - P Chemistry

Mention AB4F2 type molecule.
TLS Online TPP Program

#Question id: 19620

#XL - P Chemistry

Only a simple homogeneous reaction requires which of the following methods?
TLS Online TPP Program

#Question id: 20150

#XL - P Chemistry

The number of electrons in the M shell of the clement with atomic number 24 is
TLS Online TPP Program

#Question id: 2082

#XL - S Microbiology

Which of the cellular organelles are enclosed by two cellular membranes?
TLS Online TPP Program

#Question id: 11047

#XL - R Botany

As plants absorb water from the soil, they deplete the soil of water near the surface of the roots, This depletion due to