The Electronic Structure of Atoms Lowersixth Science Chemistry

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Test knowledge on atoms, spectra, and hydrogen lines.

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The Electronic Structure of Atoms Lowersixth Science Chemistry


Froggy Jumps The Electronic Structure of Atoms Lowersixth Science ChemistryVersión en línea Test knowledge on atoms, spectra, and hydrogen lines. por YAKILI LMS 1 What does the principal quantum number n indicate in atomic structure? a Atomic mass b Energy level of an electron c Spin orientation 2 Which part of the electromagnetic spectrum has the shortest wavelength? a Infrared b Gamma rays c Radio waves 3 Absorption spectra are produced when atoms a Reflects all light b Emits all wavelengths equally c Absorb specific wavelengths from a continuous spectrum 4 In hydrogen emission spectrum, lines are due to a Electron transitions to lower energy levels b Molecular vibrations c Nuclear reactions 5 Which quantum number describes the shape of an orbital? a Azimuthal (l) quantum number b Principal (n) c Spin (s) 6 What type of spectrum is produced by a hot, dense object? a Absorption spectrum b Line spectrum c Continuous spectrum 7 The Balmer series involves transitions ending at which energy level? a n = 1 b n = 2 c n = 3 8 What does the emission spectrum of hydrogen show? a Only ultraviolet lines b Discrete bright lines at specific wavelengths c A continuous rainbow 9 Which part of the spectrum is used to study atomic transitions in labs? a Ultraviolet-visible region b Radio region c Microwave region 10 The energy of a photon is inversely proportional to its a Mass b Wavelength c Speed 11 What is the first line of the hydrogen emission spectrum called commonly? a Lyman-alpha line b Balmer line c Paschen line 12 Which quantum number determines the orientation of an orbital in space? a Magnetic quantum number (m_l) b Principal (n) c Azimuthal (l) 13 Absorption lines appear when light passes through a a Vacuum b Solid block c Gas with atoms that absorb specific wavelengths 14 Which spectrum is observed when light from a hot source passes through a cool gas? a Absorption spectrum b Continuous spectrum c Emission spectrum 15 In atomic hydrogen, the energy difference between levels is determined by a Planck's constant alone b Avogadro's number c Rydberg formula 16 Which statement best describes the electromagnetic spectrum? a Only X-rays and gamma rays b All forms of electromagnetic radiation categorized by wavelength c Only visible light 17 Hydrogen’s line spectrum indicates electron transitions between a Continuous energy values b Molecular vibrations c Discrete energy levels 18 The energy level n=1 in hydrogen is: a Excited state b Ionized state c Ground state 19 Which transition would release a photon of higher energy? a From n=3 to n=1 b From n=2 to n=3 c From n=1 to n=2 20 Which region includes X-rays and gamma rays? a Low-energy end b High-energy end of the spectrum c Visible region 21 What does a line in an emission spectrum signify? a A phase change b A chemical reaction c A transition between energy levels 22 Which quantum number relates to electron spin? a Magnetic quantum number (m_l) b Spin quantum number (m_s) c Azimuthal (l) 23 Absorption spectrum can be used to identify a Liquid density b Solid crystal structure c Gases present in a star's atmosphere 24 The visible spectrum ranges approximately from a 750 to 1000 nm b 1 to 10 nm c 380 to 750 nm 25 Which statement about the hydrogen atom is true? a It is always multi-electron b It has two electrons c It has only one electron 26 In an absorption spectrum, dark lines indicate a Where light is emitted b Wavelengths transmitted fully c Wavelengths absorbed by the gas 27 The energy of a photon depends on a Both frequency and wavelength b Only velocity c Only mass 28 Which is not a part of the electronic structure description? a Quantum numbers b Nuclear spin orientation c Subshells 29 Which color line is common in hydrogen's Balmer series? a Infrared b Red/visible c Ultraviolet 30 What causes spectral lines in emission spectra? a Electron transitions between energy levels b Molecular stretching c Nuclear decay 31 The continuous spectrum is produced by a A hot, dense solid, liquid, or gas b A prism alone c A cold gas only 32 Which type of spectrum is used to identify elements? a Thermal spectrum b Emission or absorption spectrum c Phosphorescent spectrum 33 Hydrogen emission lines arise from transitions to a Nuclear states b Higher energy levels only c Lower energy levels 34 Which principle describes allowed electron configurations? a Aufbau principle b Pauli exclusion c Heisenberg principle 35 Which photon property is inversely related to wavelength? a Charge b Energy c Mass 36 The Lyman series ends at which level? a n=1 b n=3 c n=2 37 What information does an absorption spectrum provide about a star? a Star age b Elements present in its atmosphere c Orbiting planets 38 Which is true about electronic transitions? a They involve discrete energy differences b No energy changes c Energy changes continuously 39 Which line in hydrogen spectrum is in the visible range? a Paschen-α b H-alpha (Balmer series) c Lyman-α 40 What describes the spacing of hydrogen lines? a Avogadro’s law b Planck’s law c Rydberg formula 41 Which region has higher energy photons? a Lower frequency region b Higher frequency region c Same energy regardless 42 Energy level spacing in atoms is a Always increasing b Constant for all atoms c Not equal for all levels 43 Which debunked idea does the emission spectrum support? a Quantized energy levels b Energy depends on size c Continuous energy 44 What determines the color of a line in hydrogen spectrum? a ΔE between levels b Nuclear charge c Atom size 45 Which is not a part of spectral analysis? a Mass of the atom b Wavelengths of lines c Intensities 46 What is the purpose of an emission spectrum lamp? a Provide emission lines of elements b To absorb light c To cool a gas 47 Hydrogen line series associated with n -> 2 is a Balmer series b Paschen series c Lyman series 48 Which property changes with electron transition? a Proton count b Photon energy and wavelength c Nuclear charge only 49 Which spectrum is seen when light passes through a cool gas? a Emission spectrum b Continuous spectrum c Absorption spectrum 50 Which statement is true about the electromagnetic spectrum? a Only light in air exists b It's ordered by wavelength or frequency c All regions have the same energy

The Electronic Structure of Atoms Lowersixth Science Chemistry

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The Electronic Structure of Atoms Lowersixth Science ChemistryVersión en línea

por YAKILI LMS

What does the principal quantum number n indicate in atomic structure?

Which part of the electromagnetic spectrum has the shortest wavelength?

Absorption spectra are produced when atoms

In hydrogen emission spectrum, lines are due to

Which quantum number describes the shape of an orbital?

What type of spectrum is produced by a hot, dense object?

The Balmer series involves transitions ending at which energy level?

What does the emission spectrum of hydrogen show?

Which part of the spectrum is used to study atomic transitions in labs?

The energy of a photon is inversely proportional to its

What is the first line of the hydrogen emission spectrum called commonly?

Which quantum number determines the orientation of an orbital in space?

Absorption lines appear when light passes through a

Which spectrum is observed when light from a hot source passes through a cool gas?

In atomic hydrogen, the energy difference between levels is determined by

Which statement best describes the electromagnetic spectrum?

Hydrogen’s line spectrum indicates electron transitions between

The energy level n=1 in hydrogen is:

Which transition would release a photon of higher energy?

Which region includes X-rays and gamma rays?

What does a line in an emission spectrum signify?

Which quantum number relates to electron spin?

Absorption spectrum can be used to identify

The visible spectrum ranges approximately from

Which statement about the hydrogen atom is true?

In an absorption spectrum, dark lines indicate

The energy of a photon depends on

Which is not a part of the electronic structure description?

Which color line is common in hydrogen's Balmer series?

What causes spectral lines in emission spectra?

The continuous spectrum is produced by

Which type of spectrum is used to identify elements?

Hydrogen emission lines arise from transitions to

Which principle describes allowed electron configurations?

Which photon property is inversely related to wavelength?

The Lyman series ends at which level?

What information does an absorption spectrum provide about a star?

Which is true about electronic transitions?

Which line in hydrogen spectrum is in the visible range?

What describes the spacing of hydrogen lines?

Which region has higher energy photons?

Energy level spacing in atoms is

Which debunked idea does the emission spectrum support?

What determines the color of a line in hydrogen spectrum?

Which is not a part of spectral analysis?

What is the purpose of an emission spectrum lamp?

Hydrogen line series associated with n -> 2 is

Which property changes with electron transition?

Which spectrum is seen when light passes through a cool gas?

Which statement is true about the electromagnetic spectrum?