Pearson Chemistry Periodic Table

Each Period in the Periodic Table corresponds to a(n)

• Principal Energy Level

• Energy sublevel

• Orbital

• Suborbital

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NGSS.HS-PS1-1

Elements that are characterized by the filling of "p" orbitals are classified as

• Groups 3A through 8A

• Transition Metals

• Inner Transition Metals

• Groups 1A and 2A

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Which subatomic particle plays the greatest part in determining the properties of an element?

• Proton

• Neutron

• Electron

• Nucleus

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

Which of the following elements is a transition metal?

• Cesium

• Copper

• Tellurium

• Tin

Of the elements Fe, Hg, U, and Te, which is a representative element?

• Fe

• Hg

• U

• Te

Which of the following statements is true about ions?

• Anions are positively charged ions.

• Cations are common among nonmetals.

• Charges for ions are always written as numbers followed by a plus or minus sign.

• When an anion forms, more electrons are transferred to it.

Which of the following elements has the smallest atomic radius?

• Sulfur

• Chlorine

• Selenium

• Bromine

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NGSS.HS-PS1-1

Which of the following factors contributes to the increase in atomic size within a group in the periodic table as the atomic number increases?

• More shielding of the electrons in the highest occupied energy level

• An increase in size of the nucleus

• An increase in number of protons

• Fewer electrons in the highest occupied energy level

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NGSS.HS-PS1-1

Which element in the second period has the largest atomic radius?

• Carbon

• Lithium

• Potassium

• Neon

What causes the shielding effect to remain constant across a period?

• Electrons are added to the same principal energy level.

• Electrons are added to different principal energy levels

• The charge on the nucleus is constant

• The atomic radius increases.

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