metallic chemistry
why transation metals show charaterstic colours to the flame?
Can someone please help me in getting through this problem. 1.0 gm of pure calcium carbonate was found to require 50 ml of dilute HCL for complete reaction. The strength of the HCL solution is given by: (a) 4 N (b) 2 N (c) 0.4 N (d) 0.2 N
Explain what is octet rule in chemistry?
with the help of polarity of c-x bond show that aryl halides are less reactive than alkyl halides
C-X bond length in halobenzene less then C-X bond lengthin CH3-x
introduction for polyhalogen compound
Describe the difference between law of multiple proportions and law of definite proportions?
It may be prepared by the action of phosphorus on thionyl chloride.P4 + 8SOCl2 4
Choose the right answer from following. The relative lowering of vapour pressure produced by dissolving 71.5 g of a substance in 1000 g of water is 0.00713. The molecular weight of the substance will be: (a) 18.0 (b) 342 (c) 60 (d) 180
The relation between the number of phases, components and the degrees of freedom is known as the phase rule. One constituent systems: the identification of an area on a P-versus-T with one phase of a component system illustrates the two degrees of freedom that
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