Structure of Atom questions
799 published questions with worked solutions.
- The number of spherical nodes in 3p orbital is
- Which of the following sets of quantum numbers are not possible? I. n=0, l=0, m_l=0, m_s=+ 1 2 II. n=1, l=0, m_l=0, m_s=- 1 2...
- Total number of orbitals associated with third shell will be
- Number of angular nodes for 4d orbital is
- Which of the following transitions are not allowed in the normal electronic emission spectrum of an atom?
- An emission transition starts from the orbit having radius 1.3225 nm and ends 211.6 pm. Name the series to which this transition...
- Which of the following electron transition in hydrogen atom will require largest amount of energy?
- Consider the following statements : 1. Electron density in xy plane in 3d_ x^2-y^2 orbital is zero. 2. Electron density in xy...
- For the electrons of oxygen atom, which of the following statements is correct?
- The presence of three unpaired electrons in nitrogen atom is explained by
- Nitrogen atom has an atomic number of 7 and oxygen has an atomic number 8. The total number of electrons in a nitrate will be
- The number of half filled orbitals in the valence shell of halogen is
- The spectrum of He^+ is expected to be similar to that of
- Which of the following noble gases has the lowest atomic number?
- The last orbital of argon would have electron
- The number of unpaired electrons in the p-subshell of oxygen atom is _____
- Number of unpaired electrons in sulphur is _____
- In the ground state, an element has 13 electron in its 'M' Shell. The element is
- In the transition elements, the incoming electron occupy (n – 1) d – orbital in preference to
- In the ground state configuration of Mn, how many electrons present in 'N' shell?
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