Explain the element with the electron configuration

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Reference no: EM13651244

1-consider the element with the electron configuration [Kr]5s2 4d10 5p3. this element is

a) an alkali metal b) a representative element c) an actinide element e) a transition metal e) a noble gas

2-which of these compounds is most likely to be ionic

a)NO2 b)GaAs c)CBr4 d)SrBr2 e)H2O

3-the electron configuration of a ground-state copper atom is

a)[Ar]4s24p63d3 b)[Ar]4s23d9 c)[Ar]3d9 d)[Ar]4s13d10 e)[Ar]4s24d4

4-calculate the frequency of visbile light having a wavelength of 686 nm

Reference no: EM13651244

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