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in Cr atom the number of electron having n+m=3
0.205g of a metal on treatment with dilute acid gave 106.6ml of hydrogen collected over water at 755mm pressure and 17 degree Celsius. calculate the equivalent mass of the metal. (
The coordination number of Ni in the complex is 4, the configuration of Ni +2 , at first sight, shows that the complex is formed by sp 3 hybridization and it is paramagnetic an
how to study nomenclature
The electronic configuration (outermost) of Mn +2 ion (atomic number of Mn= 25 ) in its ground state is: (1) 3d 5 , 4s o (2) 3d 4 , 4s 1 (3
Q. Evlaute the Percent Error? Juan computed the density of aluminium three times. Trial 1: 2.74 g/cm 3 Trial 2: 2.68 g/cm 3 Trial 3: 2.84 g/cm 3 Aluminium has a
Existence of positively charged nucleus was established by: (1) Positive ray analysis (2) α -ray scattering experiments () X-ray analysis (4) Discharge tube exper
Types of substitution reactions According to the type of the nature of attacking species substitution reactions are categorized into following three categories, (A) Nucleoph
The abstraction of a hydrogen atom The H-CN bond is stronger than the O-H bond, the abstraction of a hydrogen atom from HCN by the tert-butoxy radical is endothermic by 528 - 4
Why cyclo propane is more stable than cyclohexane
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