Atoms Test - 40...

$$_{ 95 }^{ 241 }{ Am }\ \rightarrow \ _{ 93 }^{ 237 }{ Np }+Y$$
In the above nuclear fusion reaction, Identify the particle represented by $$Y$$?

According to Bohr's model of the atom, atoms emit or absorb radiation only at certain wavelengths.Identify why is it so

Although Rutherford's planetary model of the atom was a major step forward in understanding the structure of the atom, which of the following was a major problem for this model-one that Bohr's model attempted to fix?

Total energy of electron in an excited state of hydrogen atom is $$-3.4 eV$$. The kinetic and potential energy of electron in this state

An electron with kinetic energy 5 eV is incident on a hydrogen atom in its ground state. The collision

When electron jumps from $$n=4$$ level to $$n=1$$ level, the angular momentum of electron changes by

Which of the following spectral series of hydrogen atom is lying in visible range of electromagnetic wave?

The packets of light energy are called

As one considers orbits with higher values of n in a hydrogen atom, the electric potential energy of the atom

In which of the following transitions will the wavelength be minimum ?