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Q. Show the chemical properties of Aluminium?
Aluminium has a very high affinity for oxygen; this is reflected in high exothermic heat of formation of Al203 (-1676 kJ mol-1). This allows aluminium to extract oxygen from other metal oxides, and forms the basis of Goldschmidt's aluminothermic process for Ca, Sr, Ba, Mn, Cr, Mo, etc:
3Mn02 + 4Al --------------------------------->+ 2AI2, 03 + 3Mn
Fe203 + 2Al --------------------------------->Al2, O3, + 2Fe (l)
types of funtional group
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Sometimes more than one valence structure is possible and there shows to be no unique assignment. A familiar organic example is in the disposition of single and double C-C bonds in
#question. CH3CH=CHCH +Br2 ___ .
ramesh wants to coat the below silver articles with gold suggest the suitable coating process for ramesh to choose for coating the articles and justify the reason for the chosen me
What is the net flux of the uniform electric field of Exercise 1.15 through a cube of side 20 cm oriented so that its faces are parallel to the coordinate planes?
Reaction of 4 - bromobenzyl chloride with sodium cyanide in ethanol leads to?
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What is the de-Broglie wavelength associated with the hydrogen electron in its third orbit: (1) 9.96x 10 -10 cm (2) 9.96x 10 -8 cm (3) 9.96x 1
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