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Electron affinity : In a system of a neutral atom and an extra electron, when the additional electron is attracted from the infinity to the outer orbit of the neutral atom, the work done is called as electron affinity of the atom.
electronic configuration of lanthanides
what is the molar mass of C3H4
Filter pump Some skill is needed to construct the ordinary glass filter pump, but it is possible to contrive one from glass tubing and good corks. The action of the pump depend
The number of orbitals in 2p sub-shell is : (1) 6 (2) 2 (3) 3 (4) 4 Ans: 3
Which of the following has maximum number of unpaired electron (atomic number of Fe 26): (1) Fe (2) Fe (II) (3) Fe (III) (4) Fe (IV) An
how ti find numbeer of neutrons in dipositive zinc ion with mass number 70?
why is it useful to use moles to measure chemical quantities
about trans product
#What is the proof of formulae for finding Equivalent weight
Impurities of solids Impurities are frequently added to materials to improve the properties. For example, carbon added in small amounts to iron makes steel, which is stronger t
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