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MCQ's on hydrogen spectrum

It has 10 MCQ's with answers on hydrogen spectrum concept.

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MCQ's on hydrogen spectrum

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  1. MCQ's on Hydrogen spectrum

  2. Q.1 The essential condition to be maintained in the discharge tube to get the hydrogen spectrum is; (a) Low temperature, high pressure Discharge tube (b) High temperature, low pressure (c) High temperature, high pressure (d) Low temperature, low pressure Answer: High temperature, low pressure Blog: https://jayamchemistrylearners.blogspot.com/

  3. Q.2 What is the color of light emitted by the hydrogen gas in the discharge tube? Hydrogen spectrum (a) Red colour (b) Blue colour Discharge tube (c) Yellow colour (d) Orange colour Answer: Red colour Blog: https://jayamchemistrylearners.blogspot.com/

  4. Q.3 What is the wavelength of the emitted red light by the hydrogen gas in the discharge tube? (a) 450 nm (b) 656 nm (c) 434 nm (d) 720 nm Answer: 656 nm Blog: https://jayamchemistrylearners.blogspot.com/

  5. Q.4 Hydrogen spectrum is an example of------------- (a) Line spectrum (b) Continuous spectrum (c) Molecular spectrum (d) Solar spectrum Answer: Line spectrum Blog: https://jayamchemistrylearners.blogspot.com/

  6. Q.5 The instrument used to record the spectrum is known as----- -------- (a) Spectroscope (b) Spectrograph (c) Photographic plate (d) Prism Answer: Spectroscope Blog: https://jayamchemistrylearners.blogspot.com/

  7. Q.6 Who discovered the spectrometer? (a) Robert Bunsen and Kirchhoff (b) Heinrich Hertz (c) Isaac Newton (d) Rutherford Answer: Robert Bunsen and Kirchhoff Blog: https://jayamchemistrylearners.blogspot.com/

  8. Q.7 Who discovered the word “spectrum” first? (a) Gustav Kirchhoff (b) Isaac Newton (c) Fraunhofer (d) Rutherford Answer: Isaac Newton Blog: https://jayamchemistrylearners.blogspot.com/

  9. Q.8 What is the color of light emitted by the sodium metal on the photographic plate? (a) Red colour Photographic plate (b) Yellow colour (c) Blue colour (d) Black colour Answer: Yellow colour Blog: https://jayamchemistrylearners.blogspot.com/

  10. Q.9 How many types of hydrogen spectrum are there? (a) 3 (b) 2 (c) 1 (d) infinite Answer: 2 Blog: https://jayamchemistrylearners.blogspot.com/

  11. Q.10 Which color is not present in the VIBGYOR spectrum? (a) Red colour Solar spectrum (b) Yellow colour (c) Brown colour (d) Violet colour Answer: Brown Blog: https://jayamchemistrylearners.blogspot.com/

  12. For more MCQ questions on the hydrogen spectrum concept, kindly read our e- book in the Instamojo store. https://kameswariservices201831.stores. instamojo.com/ By Jayam chemistry adda

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