General Chemistry Chapter 7 Problems

timer Asked: Apr 25th, 2015

Question description

A) Calculate the wavelength, in nm, of the light emitted when Be^3+ ion makes a transition from the n=5 to the n=2 state.

B) Identify the group of elements that correspond to each of the following generalized electron configurations. 

i)[Noble gas] ns^2np^4

ii)[Noble gas] ns^2(n-1)d^3

iii)[Noble gas] ns^2(n-1)d^10np^2

iiii)[Noble gas] ns^2(n-2)f^4

**Please make sure they are correct**

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