atomic-structure

Related Questions

• The atomic number of an element is $35$ and mass number is $81$. The number of electrons in the outer most shell is

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• When beryllium is bombarded with $\alpha $-particles, extremely penetrating radiations which cannot be deflected by electrical or magnetic field are given out. These are

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• The mass of a mol of proton and electron is

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• A moving particle may have wave motion, if

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• The uncertainty in momentum of an electron is $1 \times {10^{ - 5}}kg - m/s$. The uncertainty in its position will be ($h = 6.62 \times {10^{ - 34}}kg - {m^2}/s$)

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