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Tenth Grade (Grade 10) Atomic Structure Questions

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Grade 10 Atomic Structure

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Grade 10 Atomic Structure

This question is a part of a group with common instructions. View group »

Grade 10 Atomic Structure
The chemical properties of an atom and the types of bonds it may make are primarily determined by the number of:
  1. Neutrons it has in its nucleus
  2. Protons it has in its nucleus
  3. Energy levels it has
  4. Electrons it has in its outermost energy level
Grade 10 Atomic Structure

This question is a part of a group with common instructions. View group »

Grade 10 Atomic Structure
Grade 10 Atomic Structure
Which combination of particle and charge is correct?
  1. electron: no charge
  2. proton: positively charged
  3. electron: positively charged
  4. neutron: negatively charged
Grade 10 Atomic Structure
Of the 3 subatomic particles, which one has the lowest mass?
  1. protons
  2. electrons
  3. neutrons
  4. none, they all have almost the same
Grade 10 Atomic Structure
In which of the following ways do isotopes of the same element differ?
  1. in number of protons only
  2. in numbers of neutrons and protons
  3. in number of neutrons and in mass
  4. in number of neutrons only
Grade 10 Atomic Structure
Grade 10 Atomic Structure
Which are subatomic parts of the atom?
  1. protons
  2. neutrons
  3. zebulons
  4. electrons
Grade 10 Atomic Structure

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Grade 10 Atomic Structure
Grade 10 Atomic Structure

This question is a part of a group with common instructions. View group »

Isotopes of an element must have different what?
  1. atomic numbers
  2. numbers of protons
  3. numbers of electrons
  4. mass numbers
Grade 10 Atomic Structure
An atom's valence electrons are those in its                       .
  1. outermost energy level
  2. lowest energy level
  3. electron clouds
  4. inner energy level
Grade 10 Atomic Structure
Which of the following statements is not true regarding a carbon-12 atom?
  1. It has 6 protons and 6 neutrons
  2. Scientists assigned a mass of 6 atomic mass units to the carbon-12 atom
  3. It is used as a standard for comparing the masses of atoms
  4. An atomic mass unit is defined as one-twelfth the mass of a carbon-12 atom
Grade 10 Atomic Structure
Which orbital notation represents an s block element in Period 3?
  1. [math](uarrdarr)/(1s)[/math][math](uarrdarr)/(2s)[/math]
  2. [math](uarrdarr)/(1s)[/math][math](uarrdarr)/(2s)[/math] [math](uarrdarruarrdarruarrdarr)/(2p)[/math] [math](uarrdarr)/(3s)[/math]
  3. [math](uarrdarr)/(1s)[/math][math](uarrdarr)/(2s)[/math] [math](uarrdarruarrdarruarrdarr)/(2p)[/math] [math](uarrdarr)/(3s)[/math] [math](uarrdarruarrdarruarr)/(3p)[/math]
  4. [math](uarrdarr)/(1s)[/math][math](uarrdarr)/(2s)[/math] [math](uarrdarruarrdarruarrdarr)/(2p)[/math] [math](uarrdarr)/(3s)[/math] [math](uarrdarruarrdarruarrdarr)/(3p) (uarrdarr)/(4s) (uarr uarr)/(3d)[/math]
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