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Q. Show the chemical properties of Uranium? Uranium is mainly extracted from pitchblende. The concentrated ore (pitchblende, U 3 O 8 ) is washed and then fused with sodium nitr
wive the most stable structure of hexene
Q. Show the Occurrence of the f-block element? Apart from promethium which is unstable and is found in traces in uranium ores, all the lanthanides usually occur together. Altho
What is meant by ''mass number''
Give the name of the molecular shape of each of the following. (1 mark each) 1) silicon tetraiodide
how is the material extracted from concentrated ore?
What are the basic physical and chemical properties of this group
How many types of colloidal system? and which are they?
A sub-shell l= 2 can take how many electrons: (1) 3 (2) 10 (3) 5 (4) 6 Ans: 10
amphoterism of methanol Compound A is much more basic than compound B (charge effect). By the element effect, C is much more basic than A; this follows from the fact that if we
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