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Q. Show the Purification of Metals?
The metals obtained by metallurgical processes still have some impurities which persist from the ore or are derived from the flux or the fuel used. In order to get pure metal, further purification or refining is required. There are several methods available for purification, depending upon the behaviour of the metal and the kind of impurities present. Some refining processes are designed to recover valuable metal impurities also, such as, silver, gold and platinum.
Q. What is Percent error? Quantities measured throughout an experiment are called experimental values. The dissimilarity between an accepted value and an experimental value is
I don''t understand the concept of normality and gram equivalent
tell me about liquification of gases in detail but in most easy words
How can you identify the phenolic-OH gr. of an organic compound which also contain an electron withdrawing group?
Alkyl ligands form metal carbon σ bonds. Usually they occur in conjunction with other organic ligands or CO, but may be achieved on their own, as in tungsten hexamethyl (1), and
Q. Describe the Freezing - Techniques of preservation? This is a method of preservation using low temperature. The chief preservative effect of freezing lies in the inability o
Calculate the activity of nuclides: Problem: 100 mg piece of a gold ornament containing 10% copper as impurity was irradiated with thermal neutrons at 2.1×10 11 n/cm 2
What is electromeric effect
Reverse Hyperconjugation : The method of hyperconjugation is as well observed in the system given below, In such type of system the effect operates in the opposite direc
wive the most stable structure of hexene
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