isomorphous substitution meaning in Hindi

• समाकृतिक प्रतिस्थापन

isomorphous: समाकृतिक सरूप
substitution: बदला स्थानापन्नता

Isomorphous substitution is one of the examples.
In contrast, beidellite is smectite with greater than 50 % tetrahedral charge originating from isomorphous substitution of Al for Si in the silica sheet.
Montmorillonite is a subclass of smectite, a 2 : 1 phyllosilicate mineral characterized as having greater than 50 % octahedral charge; its cation exchange capacity is due to isomorphous substitution of Mg for Al in the central alumina plane.
Unlike permanent charges developed by isomorphous substitution, pH-dependent charges are variable and increase with increasing pH . Freed cations can be made available to plants but are also prone to be leached from the soil, possibly making the soil less fertile.