Metals and Nonmetals Characteristics
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Questions and Answers

What is the numerical value of the prefix 'hecto' in SI units?

  • 100,000
  • 1,000,000
  • 10
  • 100 (correct)

    • If the prefix 'micro' is used, what numerical value does it represent?

  • 1,000,000
  • 0.01
  • 0.1
  • 0.000001 (correct)

    • When multiplying or dividing measurements, how many significant figures should the answer have?

  • More than the measurement with the most significant figures
  • Equal to the measurement with the fewest significant figures (correct)
  • One more than the measurement with the fewest significant figures
  • None of the above

    • For addition or subtraction, how many decimal places should the result be rounded to?

    <p>The value with the fewest decimal places</p> Signup and view all the answers

    What is the numerical value of the prefix 'deci' in the SI unit system?

    <p>0.1</p> Signup and view all the answers

    If given 5.6 and 12.447 for multiplication, how many significant figures should the answer have?

    <p>3</p> Signup and view all the answers

    What is the second most abundant element in Earth's crust?

    <p>Silicon</p> Signup and view all the answers

    In rocks, silicon is commonly found combined with which of the following?

    <p>Oxygen</p> Signup and view all the answers

    Which element has the highest reactivity in the following list?

    <p>Potassium (K)</p> Signup and view all the answers

    What type of taste do acids generally have?

    <p>Sour</p> Signup and view all the answers

    Which of the following statements about strong acids is true?

    <p>They are corrosive.</p> Signup and view all the answers

    What is the order of reactivity for halogens from most reactive to least reactive?

    <p>$I_2 Cl_2 Br_2 F_2$</p> Signup and view all the answers

    Which of the following devices is used for measuring characteristics of a liquid like density or specific gravity?

    <p>Hydrometer</p> Signup and view all the answers

    Which of the following statements about liquids is true?

    <p>Liquids assume the shape of their container.</p> Signup and view all the answers

    What is the compressibility of liquids compared to gases and solids?

    <p>Liquids are less compressible than gases.</p> Signup and view all the answers

    What does the depth of flotation of a hydrometer in a liquid indicate?

    <p>Density of the liquid</p> Signup and view all the answers

    Which statement accurately describes the particles in a liquid?

    <p>Particles can move freely throughout the volume of the liquid.</p> Signup and view all the answers

    In a multi-electron atom, what is the correct order of filling for the orbitals?

    <p>$1s &lt; 2s &lt; 2p &lt; 3s &lt; 3p &lt; 4s$</p> Signup and view all the answers

    Which type of elements is known for having luster and being good conductors of heat and electricity?

    <p>Metals</p> Signup and view all the answers

    Which element is the only nonmetal that is liquid at room temperature?

    <p>Bromine</p> Signup and view all the answers

    Which nonmetal, when burned, produces sulfur dioxide, a component of acid rain?

    <p>Sulfur</p> Signup and view all the answers

    Which allotrope of phosphorus ignites spontaneously in air and requires underwater storage?

    <p>White phosphorus</p> Signup and view all the answers

    Which category of elements exhibits intermediate properties, showing characteristics of both metals and nonmetals?

    <p>Metalloids</p> Signup and view all the answers

    Which element is used in compound H2S, smelling like rotting eggs when compared to water?

    <p>Sulfur</p> Signup and view all the answers

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