A. THE MERCURY SPECTRUM: What are the four wavelengths and line colors of the em

Question

A. THE MERCURY SPECTRUM: What are the four wavelengths and line colors of the emission spectrum of mercury (Spectrum plate posted on the course CANVAS)? 1. nanometers and line color 2. nanometers and line color 3. nanometers and line color 4. nanometers and line color B. THE SPECTRA OF ELEMENTS: 1 (Use Figure D3.3 to identify) Which of the Spectrum number is the emission line spectrum for hydrogen on the Spectrum plate? What are the wavelengths and colors of the emission lines of the visible spectrum of hydrogen? ? nanometers and line color nanometers and line color ? nanometers and line color 2. (Use Table D3.5) Spectrum number 5 (Spectrum plate) Intense lines in the spectrum: Element producing the spectrum (Use Table D3.5) Spectrum number 9 (Spectrum plate) Intense lines in the spectrum: nm; am Element producing the spectrum 3. (Use Table D3.5) Spectrum number is the emission line spectrum for sodium on the Spectrum plate. Questions: What experimental evidence leads scientists to believe that only quantized electronic energy exist in atoms? 2 What is the wavelength range of the visible spectrum for electromagnetic radiation? 3 Explain why roses are red?

Explanation / Answer

By seeing at the spectra, wavelength and line colors are

1. Dark Blue at 405nm

2. Blue at 440nm

3. yellow at 544nm

4. orange at 579nm

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