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Q. Explain about Preparation of diborane? Diborane can be prepared in almost quantitative yields by the reduction of boron Tricloride etherate (BF 3 , 0Et 2 ) with lithium alum
Q. Evaluate Total Solids in Milk? Total solids determination is a common procedure in many manufacturing plants using dairy products. The total solids in milk can be calculat
#how do i know the factor of a compound when getting its equivalent weight?
If the atomic weight of an element is 23 times that of the lightest element and it has 11 protons, then it contains : (1)11 protons, 23 neutrons, 11 electrons (2)11 protons,
The first ionization potentials for Na, K, and Rb are 5.138, 4.341, and 4.166 eV, respectively. Assume that the energy level of the outer electron can be represented by a hydrogenl
what are grignard reagants ? how are tthey prepared is laboratory ? what makes them so important in synthetic chemistry?
what is trasitions elements
which is the main postulate of bohr''s model of atom
Which of the following compound has electrovalent linkage: (1) CH 3 Cl (2) Nacl (3) CH 4
Average life of a radioelement is the characteristics property of the element. Explain
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