Periodic Table Quiz
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Questions and Answers

How many elements are present in the 6th period?

  • 18 (correct)
  • 64
  • 8
  • 32
  • Which set of elements follows Newland's octave rule?

  • F, Cl, Br
  • Be, Mg, Ca
  • Na, K, Rb (correct)
  • B, Al, Ga
  • Which are the correct matches for 'eka' elements?

  • All
  • b, a, d
  • b, c (correct)
  • a, b, d
  • In which block does 30Zn belong?

    <p>d (B)</p> Signup and view all the answers

    What is the electronic configuration of an alkali metal?

    <p>1s², 2s², 2p⁶, 3s¹ (C)</p> Signup and view all the answers

    Which elements comprise Dobereiner's triad apart from others?

    <p>Fe, Co, Ni (C), P, As, Sb (D)</p> Signup and view all the answers

    In which atomic number range do the second inner transition elements lie?

    <p>90 to 103 (B)</p> Signup and view all the answers

    How many total elements are found in the 6th period of the periodic table?

    <p>18 (B)</p> Signup and view all the answers

    Which set of elements is incorrectly identified as following Newland's octave rule?

    <p>F, Cl, Br (B)</p> Signup and view all the answers

    Which of these elements belongs to the d-block of the periodic table?

    <p>Zn (D)</p> Signup and view all the answers

    What is the classification basis for Mendeleev's periodic table?

    <p>Electronic configuration (C)</p> Signup and view all the answers

    Which of the following groups is NOT correctly matched with their respective element type?

    <p>Alkaline earth metals - Group 1 (C)</p> Signup and view all the answers

    What is the symbol of the element with atomic number 114?

    <p>Uuq (D)</p> Signup and view all the answers

    Flashcards

    6th period elements

    The 6th period of the periodic table contains 32 elements.

    Newland's Octave rule elements

    Elements like F, Cl, and Br follow Newland's observation of repeating properties every 8 elements.

    Eka-elements correct matches

    The correct matches for Mendeleev's predicted elements (Eka-elements) are Eka-aluminum - Ga, Eka-manganese - Tc.

    Element 30Zn block

    Zn (Zinc, element 30) is located in the d-block of the periodic table.

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    Modern Periodic Table Arrangement

    Elements are arranged in increasing order of atomic number in the modern periodic table.

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    Dobereiner's Triads

    Groups of three elements with similar properties, where the middle element's properties are intermediate to those of the other two.

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    Inner Transition Elements

    Elements in the periodic table between groups 3 and 4, often divided into lanthanides and actinides.

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    Newland's Octave Rule

    Elements arranged by increasing atomic weights demonstrated repeating properties every 8th element.

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    Eka Elements

    Elements predicted by Mendeleev to exist based on his periodic table and their properties.

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    Transition Metals

    Elements in groups 3-12 of the periodic table that typically form colored compounds.

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    Modern Periodic Table

    A table arranging elements based on increasing atomic number.

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    Noble Gases

    Group 18 elements with closed electron shells, making them largely unreactive.

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