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Unit 3A Test Review

Quiz by Veronica Nickols

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19 questions
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  • Q1
    How many protons and neutrons are in one atom of Si - 30
    16 protons and 16 neutrons
    14 protons and 14 neutrons
    16 protons and 14 neutrons
    14 protons and 16 neutrons
    30s
  • Q2
    Which of the following showed electrons in specific, fixed orbits?
    Quantum Model
    Rutherford Model
    Bohr Model
    Planck Model
    30s
  • Q3
    The alpha particles in Rutherford's experiments were used to -
    Identify the Melting Point
    Bombard Sheets of Gold
    Identify Chemical Properties
    Determine Molecular Mass
    30s
  • Q4
    Which of the following statements is most accurate regarding atoms?
    Most atoms cannot combine with other atoms
    Atoms of the same atom may have different mass numbers.
    Atoms only contain protons
    Chemical reactions divide atoms into smaller units
    30s
  • Q5
    Which of these elements is the most electronegative?
    Chlorine
    Argon
    Phosphorous
    `Sulfur
    30s
  • Q6
    Which element has the largest atomic radius?
    Pollunim
    Chlorine
    Francium
    Berillium
    30s
  • Q7
    Which of the following elements has the largest atomic radius?
    Magnesium
    Sodium
    Potassium
    Calcium
    30s
  • Q8
    Which of the following atoms has the largest radius?
    F
    I
    Br
    Cl
    30s
  • Q9
    Which of the statements accurately describes the trends of electronegativity in the periodic table?
    it increases from right to left across a period
    it increases from top to bottom in a group
    it increases from bottom to top in a group
    it decreases from left to right across a eperiod
    30s
  • Q10
    Which of these statements accurately describes the trend of ionic energies or atomic radii in the periodic table?
    ionic energies increase from right to left across a period and bottom to top in a group
    ionic energies increase from left to right across a period and from top to bottom in a group
    it increases from top to bottom in a group
    it increases from left to right across a period
    30s
  • Q11
    Which of these elements is the most reactive?
    Potassium
    Scandium
    Calcium
    Titanium
    30s
  • Q12
    Neon is a noble gas. Which of the following describes neon?
    Neon is a good conductor of heat
    Neon is highly electronegative
    Neon has a very low chemical reactivity?
    Neon is solid at room temperature
    30s
  • Q13
    Which of the following atoms would it be the most difficult to remove an electron?
    Sulfur
    Aluminum
    Chlorine
    Sodium
    30s
  • Q14
    Using the periodic table predict which elements will have similar chemical properties or reactivity.
    Cadmium, Calcium, Carbon
    Rubidium, yttrium, zirconium
    Nitrogen, Sulfur, Barium
    Magnesium, Strontium, Barium
    30s
  • Q15
    Which family correctly represents the elements in Group on the periodic table?
    Lanthanide elements
    Actinide series
    Transition Metals
    Alkali Metals
    30s

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