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How will you prepare carbolic acid from benzene
why YbS and YbI2 are semiconducting solids but LaS and LaI2 show metallic character..
what are some exempel of perckin relation
need to know common methods of preparing acetone/propanone. Need to include chemical equation for reaction that produces that molecule.
The magnetic quantum number for valency electrons of sodium is: (1) 3 (2) 2 (3) 1 (4) 0 Ans: 0
The electronic configuration of an element with atomic number 7 i.e. nitrogen atom is; (1) 1s 2 , 2s 1 , 2p 3 x (2) 1s 2 , 2s 2 , 2p 2 x ,
A reaction has a rate constant of 1.22x10^-4 /s at 28 C and 0.230 /s at 75.0 C. 1. Determine the activation barrier for the reaction in kj/mol. 2. What is the value of the rate co
The total number of valence electrons in 4.2 gm N - 3 of ion is ( N A is the Avogadro's number): (1) 1.6N A (2) 3.2N A
how to plot van der waals equation of state with surface discontinouity in python programming language
Nitration or Direct method The number of - NO 2 groups introduced in benzene nucleus relies upon the nature and concentration of the nitrating agent, temperature of nitration
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