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Kc is the equilibrium constants when the concentrations are expressed in moles/litre
Kc = Product of concentrate ions of products / product of concentrate ions of reactants
Q. Isolation and purification of metals? metals as a group of elements have acquired a unique importance in the modern world. However, nature' does not generally offer us metal
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GROUP 13: ALUMINUM TO THALLIUM The substance aluminum, indium, gallium and thallium have valence electron configurations (ns) 2 (np) 1 and for the lighter elements their chemis
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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
When is fresh produce to harvest? Optimum quality of fruits and vegetables is obtained only when they are harvested at the optimal stage of maturity. A critical time for
The nitrogen atom has 7 protons and 7 electrons, the nitride ion (N 3 -) will have: (1) 7 protons and 10 electrons (2) 4 protons and 7 electrons (3) 4 protons and 10 e
what is resonence effect on acidity
Which one of the following is considered as the main postulate of Bohr's model of atom: (1) Protons are present in the nucleus (2) Electrons are revolving around the nucleu
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