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The most important classification of elements is that of non-metallic versus metallic. Metallic elements form solids that are good conductors of electricity, and where bonding is n
Q. Show the electromagnetic radiation in spectrochemical series? The spectrochemical series can sometimes be helpful in making certain prediction about the complex. For instanc
1. List possible manipulation errors that might contribute to the following errors in results: 1) obtaining a significantly larger amount of NaCl than was present in the original
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 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
which element is the largest size halogen.
during the process of extraction of pure copper from copper pyrite,SiO2 acts as acidic flux which combines with iron oxide(FeO) to form iron silicate(FeSiO3). CuFeS2 + heat ---> Cu
Q. What are the properties of liquids? Ans. Evaporation of Liquids When we place a liquid in an open container, it slowly disappears. If we heat a liquid it disappear
0.45 g of anhydrous oxalic acid is reacted with 50 ml of KMNO4 . Then normality of KMnO4 is??
Electronic configuration 1s 2 2s 2 2p 6 3s 2 3p 6 3d 5 4s 1 represents: (1) Ground state (2) Excited state (3) Anionic state (4) All of these Ans: Ground
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