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CHEM - Miskowitz > Chapter 3 - Periodic Table > Flashcards

Chapter 3 - Periodic Table Flashcards

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1
Q

Statesthatwhenelementsarearrangedinorderofincreasingatomicnumber,thereisaperiodic
repetitionoftheirchemicalandphysicalproperties.

A

Periodic Law

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2
Q

Theelectronsthat areinthehighest occupiedprincipal energylevel

A

Valence electrons

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3
Q

Theelectronsthat arecloser tothenucleusandlessavailablefor interactionwithother
atoms

A

Core electrons

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4
Q

elementsthat havethesandpsublevelsfor agivenprincipal
energylevel

A

Representative (main-group) elements

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5
Q

TheelementsinGroup1(lithium, sodium, potassium, rubidium, cesium, andfrancium)

A

Alkali metals

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6
Q

The elementsinGroup2(beryllium, magnesium, calcium, strontium, barium, and
radium)

A

Alkaline earth metals

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7
Q

Theelementsof Group18(helium, neon, argon, krypton, xenon, andradon)

A

Noble Gases

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8
Q

Theelementsof Group17(fluorine, chlorine, bromine, iodine, andastatine)

A

Halogens

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9
Q

Theelementsthat arefoundinGroups3­12ontheperiodictable

A

Transition elements

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10
Q

The14elementsfrom cerium (atomicnumber 58) tolutetium (atomicnumber 71)

A

Lanthanides

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11
Q

The14elementsfrom thorium (atomicnumber 90) tolawrencium (atomicnumber 103).

A

Actinides

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12
Q

Anatomorgroupofbondedatomsthat hasapositiveor negativecharge.

A

Ion

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13
Q

Apositivelychargedion

A

Cation

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14
Q

Anegativelychargedion

A

Anion

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15
Q

Thedistancefrom anatom’snucleustotheelectronsintheoutermost orbitals

A

Atomic radius

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16
Q

Theenergyrequiredtoremoveanelectronfrom anatom

A

Ionization energy

17
Q

When outer electronsarepartiallyshieldedfrom theattractiveforceof theprotonsin
thenucleusbyinnerelectrons.

A

Electron shielding

18
Q

Ameasureof theabilityof anatom toattract sharedelectronswhentheatom ispart of acompound

A

Electronegativity

19
Q

Theenergyrequiredtoremoveanelectronfrom anatom

A

Ionization energy

20
Q

When outer electronsarepartiallyshieldedfrom theattractiveforceof theprotonsin
thenucleusbyinnerelectrons

A

Electron shielding

21
Q

Twoatomsor ionswiththesamenumber of electronsandthereforethesameelectron configurations

A

isoelectronic

22
Q

Anelementthatis agoodconductor of heat andelectricity

A

Metal

23
Q

Anelementthat isgenerallyapoor conductor of heat andelectricity

A

nonmetal

24
Q

Anelementwithpropertiesthat areintermediatebetweenthoseof metalsandnonmetals.

A

metalloid

CHEM - Miskowitz (14 decks)

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