Unit 2-4 Light & Bohr

[qwiz qrecord_id=”aglimme-Unit2-4″]

[q labels=”bottom”]Place the correct variables for the equation that relates the energy of a photon to planks constant and the frequency.

 

[l]E

[fx] No. Please try again.

[f*] Correct!

[l]h

[fx] No, that’s not correct. Please try again.

[f*] Good!

[l]c

[fx] This equation does not use c.

[f*] Correct!

[l]λ

[fx] This equation does not use λ.

[f*] Great!

[l]ν

[fx] No, that’s not correct. Please try again.

[f*] Correct!

[q labels=”bottom”]Place the correct variables for the equation that relates the energy of a photon to planks constant, the speed of light and the wavelength.

 

[l]E

[fx] No, that’s not correct. Please try again.

[f*] Correct!

[l]h

[fx] No, that’s not correct. Please try again.

[f*] Excellent!

[l]c

[fx] No, that’s not correct. Please try again.

[f*] Correct!

[l]λ

[fx] No, that’s not correct. Please try again.

[f*] Great!

[l]ν

[fx] This equation does not use ν.

[f*] Good!

[q]A bright violet line occurs at 435.8 nm in the emission spectrum of mercury vapor. What amount of energy, in joules, must be released by an electron in a mercury atom to produce a photon of this light?

[textentry minlength=”1″ use_dict=”false” use_terms=”false”]

[c]NC41NTjigKIxMDxzdXA+LTI4PC9zdXA+PHNwYW4gc3R5bGU9ImZvbnQtc2l6ZTogMXJlbTsiPko=

[c]Mi44ODjigKIxMDxzdXA+LTMxPC9zdXA+PHNwYW4gc3R5bGU9ImZvbnQtc2l6ZTogMXJlbTsiPko=

[c]MS4zMDfigKIxMDxzdXA+MTE8L3N1cD48c3BhbiBzdHlsZT0iZm9udC1zaXplOiAxcmVtOyI+Sg==

[c]NC41NTjigKIxMDxzdXA+LTE5PC9zdXA+PHNwYW 4gc3R5bGU9ImZvbnQtc2l6ZTogMXJlbTsiPko=

[q]Heated lithium atoms emit photons of light with an energy of 2.961•10−19 J. Calculate the frequency of one of these photons.

[textentry minlength=”1″ use_dict=”false” use_terms=”false”]

[c]NC40NjnigKIxMDxzdXA+MT Q8L3N1cD4gczxzdXA+LTE=

[c]MS40OTHigKIxMDxzdXA+Njwvc3VwPiBzPHN1cD4tMQ==

[c]Mi4yMzjigKIxMDxzdXA+LTE1PC9zdXA+IHM8c3VwPi0x

[c]MS45NjLigKIxMDxzdXA+LTUyPC9zdXA+IHM8c3VwPi0x

[/qwiz]