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According to Bohr's principle, the relation between principle quantum number and radius of orbit is:
(1) r ∞ n
(2) r ∞ n2
(3) ∞1/n
(4) r∞ 1/ n2
Ans: r ∞ n2
What is the electronic configuration of Cu 2+ (Z= 29) of least position: (1) [Ar]4s 1 3d 8 (2) [Ar]4s 2 , 3d 10 4p 1 (3) [Ar]4s 1 3d 10
Define Colligative Properties of A Dilute Solution? The colligative properties of a solution are usually considered to be: 1. Freezing-point depression: the decrease in the
Describe this blocking by drawing the interaction between water and the catalyst analogous to that of task 1 of this problem. If a metal catalyzes the hydrogenation of alk
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positive standard electrode potential and negetive standard electrod potential
(a) Starting from a sample of chromate ore, how is potassium dichromate prepared? Explain all the steps included with chemical equations. (b) Write the balanced chemical equatio
Charactaristics of elements of group
Q. A sample of water on analysis was found to contain the following analytical data: Mg (HCO 3 ) 3 = 16.8mg/L, MgCl 2 = 19mg/L, Mg (NO 3 ) 2 = 29.6 ppm, CaCO 3 = 20 p
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