Atoms & Elements Quiz
17 שאלות/18 שקופיות
Atoms & Elements Quiz
Explore the world of atoms and their tiny particles! Learn about protons, neutrons, and electrons, and discover the difference between isotopes and ions. Find out how atoms release energy through atomic spectra and what average atomic mass means.
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חידונים קשורים
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שאלות בחידון זה
What is the charge of a proton?
- +1
- -1
- 0
- +2
Which particle is found in the nucleus of an atom along with protons?
- Electron
- Neutron
- Positron
- Meson
What do you call an atom with the same number of protons but a different number of neutrons?
- Cation
- Anion
- Isotope
- Isoform
What does the atomic number of an element represent?
- The number of neutrons
- The number of protons
- The number of electrons in a neutral atom
- The total number of nucleons
Which of these is NOT a subatomic particle?
- Proton
- Neutron
- Electron
- Photon
What determines the chemical behavior of an atom?
- Number of neutrons
- Number of protons
- Number of electrons
- Number of isotopes
An ion with more protons than electrons is called what?
- Anion
- Cation
- Neutral atom
- Isotope
What does the term 'average atomic mass' refer to?
- The mass of the heaviest isotope
- The mass of an electron cloud
- The weighted average mass of all isotopes
- The mass of a single proton
In the Bohr model of the atom, what do the 'orbits' or 'shells' represent?
- Paths of neutrons
- Energy levels of electrons
- Trajectories of protons
- Potential barriers
What does the electron configuration of an element indicate?
- The distribution of protons
- The spin of subatomic particles
- The arrangement of electrons in shells
- The stability of the nucleus
How does an atom become a positive ion?
- By gaining protons
- By gaining electrons
- By losing protons
- By losing electrons
What is an atomic spectrum?
- A rainbow produced by a prism
- A graph of nuclear forces
- The wavelengths of light an atom can absorb or emit
- The range of mass numbers for an element's isotopes
What evidence supports the existence of energy levels in atoms?
- Continuous emission spectra
- Line emission spectra
- X-ray diffraction patterns
- Uniform absorption spectra
What happens when an electron transitions from a higher to a lower energy level?
- The atom loses a proton
- The atom absorbs a photon
- The atom emits a photon
- The nucleus becomes unstable
Which of the following is true about isotopes of the same element?
- They have different atomic numbers
- They have different chemical properties
- They have different numbers of neutrons
- They have different positions on the periodic table
What are valence electrons?
- Electrons closest to the nucleus
- Electrons in the innermost shell
- Electrons in the outermost shell
- Free electrons not associated with any atom
Which atomic particles are involved in chemical bonding?
- Neutrons
- Protons
- Electrons
- Nucleons
Atoms & Elements Quiz