Structure of Atom questions
799 published questions with worked solutions.
- Magnetic quantum number for the last electron in sodium is:
- Which electronic configuration does not follow the Pauli's exclusion principle?
- Mass number of an atom represents the number of its:
- The mass number of an element is 23 and the atomic number is 11. The number of protons, electrons and neutrons respectively...
- The number of elliptical orbits, including circular orbits, in the M-shell of an atom is:
- The number of electrons in a neutral atom of an element is equal to its:
- The quantum levels up to n=3 has:
- Which neutral atom has 18 electrons in its outer shell?
- The atomic number of an element is 17. The number of orbitals containing electron pairs in the valency shell is:
- According to Bohr's model of the hydrogen atom, the radius of a stationary orbit characterised by the principal quantum number n...
- Maximum number of electrons in an orbit is given by:
- The number of electrons in [_ 19 K^ 40 ]^- is:
- The maximum number of atomic orbitals associated with a principal quantum number 5 is:
- The principle which gives a way to fill the electrons in the available energy levels is:
- The maximum number of 3d-electrons having spin quantum number s=+1/2 is:
- Neutron was discovered by:
- An atom has 2 electrons in the K-shell, 8 electrons in the L-shell and 6 electrons in the M-shell. The number of s-electrons...
- Who introduced the concept of electron spin?
- The order of filling of electrons in the orbitals of an atom will be:
- From the discharge tube experiment, it is concluded that:
Other chapters
Alcohols, Phenols and EthersAldehydes, Ketones and Carboxylic AcidsAlternating CurrentAminesAnatomy of Flowering PlantsAncient Indian HistoryAnimal KingdomApplication of DerivativesArea Under CurveAromatic Compounds and Aryl HalidesAtomsBasic Mathematics and LogarithmBinomial TheoremBiodiversity and ConservationBiological ClassificationBiomoleculesBiotechnology and Its ApplicationsBiotechnology: Principles and ProcessesBody Fluids and CirculationBreathing and Exchange of GasesCell Cycle and Cell DivisionCell: The Unit of LifeChemical Bonding and Molecular StructureChemical Coordination and Integration