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The covalency of nitrogen in HNO3 is:
(1) 0
(2) 3
(3) 4
(4) 5
Ans: 5
Which species contain unpaired electron? BaO 2 here oxidation number of Ba is +1 Ba(+) has 1 electron in its outermost shell so its unpaired in KO 2 . .oxd state of K is +
An electron has principal quantum number 3. The number of its (i) sub-shells and (ii) orbitals would be respectively: (1) 3 and 5 (2) 3 and 7 (3) 3 and 9
electrode system
e
The two electrons in K sub-shell will differ in : (1)Principal quantum number (2)Azimuthal quantum number (3)Magnetic quantum number (4)Spin quantum number Ans:Spin
why ionisation energy of aluminium is greater then Ga?
Q. Show the Nomenclature compounds? In the earlier days naming of complexes was based on the colour of the complex. For example: Compound Colou
what are differences and similarities between covalent bond and electrovalent bond
Formic acid is a weak acid along with a pKa of 3.75. The name comes by the Latin term "formica" ("ant") since this is very plentiful into the secretions of several species of ants,
how to solve them?
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