Write electronic conflguration of Cu+2 and Co+2.
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Write the electronic configuration of the following ions? (a) H^- (b) Na^+ (c) O^2- (d) F^-.
(a)1s2 (b)1s22s22p6 (c)1s22s22p6 (d)1s22s22p6.
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Write the general outer electronic configuration of s-, p-, d- and f- block elements.
Element General outer electronic configuration s–block ns1–2, where n = 2 – 7 p–block ns2np1–6, where n = 2 – 6 d–block (n–1) d1–10 ns0–2, where n = 4 – 7 f–block...
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Write the electronic configuration of any pair of isotopes and isobars.
Two isotopes of carbon are 6C12 and 6C14 The electronic configuration of 6C12 is 2, 4. The electronic configuration...
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(a) What do you mean by valence electrons? (b) Write the electronic configurations of element K(19) ad N(7).
(a) The number of electrons present in the outermost shell of an atom is known as valence electrons. For e.g., the electronic configuration of Na (11) is ...
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Write a short note on electronic waste. List the various sources of e- wastes and the problems associated with the disposal of e-waste.
Discarded unusable electronic gadgets such as computers, mobile phones, circuits, television sets, etc,, form electronic waste. These contain harmful toxic substances like heavy metals to which the unskilled manual workers...
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Write a short note on electronic waste. List the various sources of e- wastes and the problems associated with the disposal of e-waste
Discarded unusable electronic gadgets such as computers, mobile phones, circuits, television sets, etc,, form electronic waste. These contain harmful toxic substances like heavy metals to which the unskilled manual workers...
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Briefly explain why electronic conflguration of lanthanoids are not known with certainty ?
4f/5d subshells are very close in energy. +ve electrons can jump from 4f to 5d or vice-versa.
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Name any two elements of group one and write their electronic configurations
Two elements of group 1 are Sodium (Na) and potassium (K). Their electronic configurations: Na = 2,8,1; K : 2,8,8,1 Similarity: Both have one valence electron. Formula of their oxides: Na2O; K2O.
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Write the electronic configurations of two elements P (atomic number 17) and Q (atomic number 19) and determine
Electronic configuration of ‘P’ : 2,8,7 Group number: 17 Period number: 3 Electronic configuration of Q: 2,8,8,1 Group number: 1 Period number: 4
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Write the electronic configurations of the elements with the atomic numbers 61, 91 and 101.
The electronic configurations are given in the following table. Element Symbol ...
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