Ncert Solutions Chemistry Class 11th
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New answer posted
a month agoContributor-Level 9
AX is a diatomic molecule with a bond order of 2.5.
The compound is NO. The total number of electrons = 15 (7+8).
New answer posted
a month ago
Contributor-Level 10
The Kjeldahl method is not applicable for nitrogen estimation in:
Compounds containing nitrogen in a nitro group.
Compounds containing an Azo group.
Pyridine.
New answer posted
a month ago
Contributor-Level 10
The addition of HBr to H? C−CH? −CH=CH? proceeds via carbocation formation.
Formation of a 1° Carbocation (A): H? C−CH?
Formation of a 2° Carbocation (B): H? C−CH? −C? H−CH?
The 2° carbocation (B) is more stable than the 1° carbocation (A). Therefore, the activation energy (Ea) for the formation of B is lower, and B is formed faster.
New answer posted
a month agoContributor-Level 9
o Alcoholic potassium hydroxide (Alc KOH):- used for β - elimination.
o Pd / BaSO? : - Lindlar's Catalyst.
New answer posted
a month agoContributor-Level 10
A diagonal relationship is observed in the periodic table between elements of period (2) and period (3).
Li and Mg
Be and Al
B and Si
Li and Na do not show a diagonal relationship.
New answer posted
a month agoContributor-Level 10
The electron configuration for Cr (24) is [Ar] 4s¹3d?
Chromium shows common oxidation states from +2 to +6.
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