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Q. Illustrate about Werners Theory?
Based on the study of a large number of compounds. Wermer gave the following postulates:
• Metal atoms in complexes possess two types of valences namely. Principal or an auxiliary or secondary.
• Primary valencies are always satisfied by anions but the secondary valencies can be satisfied either by anions and/or neutral molecules.
• Every metal atom has a fixed number of auxiliary valencies.
The secondary valencies show directional properties. In other words secondary valencies are directed in space around the central ion.
molecular chlorine and molecular fluorine combine to form a gaseous product.Under the same conditions of temperature and pressure it is found that one volume of Cl2 reacts with thr
Q. Show the Halides of Aluminium? All the four trihalides of aluminium, i.e. AIF 3 , AICI 3 ,, AlBr 3 , and AlI 3 , are known. AIF 3 , is made by treating Al 2 0 3 with HF ga
Discuss about the different types of stones used for the construction and how to determine the good quality stone?
fermiun (n = 100)
#uestion.. what is difference between acetaldehyde and ketone
why is carbon valency four
#question.define .
What is T in the indicator Eriochrome Black-T used for the determination of hardness of water?
need to know common methods of preparing acetone/propanone. Need to include chemical equation for reaction that produces that molecule.
Problem 1: Describe TDM and mention its clinical significance in clinical practice. Definition of TDM Show the importance of TDM and its clinical significance in clini
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