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what is inductomeric effect
Correct set of four quantum numbers for valence electron of rubidium (Z = 37) is: (1) 5,0,0,+1/2 (2) 5, 1,0,+1/2 (3) 5,1,1,+1/2
Nebulisation techniques: The accuracy, precision and detection limits of flame AAS depend on how the analyte sample is introduced into the atomiser. We need to transfer a repr
Q. Show Formula Mask synthesised by Wemer? In all the compounds with the formula Mask synthesised by Wemer, he could isolate only two isomers. This indicated that the structure
Safety in Preparation of Preparation of trimethyl: 1 Use a round-bottomed flask equipped with a Claisen head (lagged with glass-wool), Quickfit thermometer (very expensive!)
Q. Explain Distillation in purification of metals? Metals with low boiling points, such as cadmium, zinc and mercury will be purified by distillation. The distillation is gener
Q. What is Activation Energy? Ans. Colliding molecules which overcome the activation energy form an activated complex. In the activated complex, original bonds are partial
Q. Show the Process of ion exchange chromatography? The process of ion exchange chromatography is the most important, effective and rapid method for the separation and purifica
Q. Define Elements and Compounds? Pure substances are categorized into two categories that are elements and compounds. An element is a substance that can't be separated into
The number of electrons in c l - ion is: (1) 19 (2) 20 (3) 18 (4) 35 Ans: 18
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