Elektronegativität Flashcards

1
Q

Was beschreibt die Elektronegativität?

A

Die Fähigkeit eines Atoms Elektronen an sich zu ziehen.

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2
Q

Wie verhält sich die Elektronegativität im PSE?

A

Innerhalb einer Periode nimmt sie zu (von links nach rechts)

Mit steigender Hauptgruppenzahl (1.-8.) nimmt sie ab.

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3
Q

EN von Wasserstoff(H)

A

2,1

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4
Q

EN von Natrium (Na)

A

0,9

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5
Q

EN von Kalium (K)

A

0,8

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6
Q

EN von Kohlenstoff (C)

A

2,5

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7
Q

EN von Magnesium (Mg)

A

1,2

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8
Q

EN von Calcium (Ca)

A

1,0

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9
Q

EN von Stickstoff (N)

A

3,0

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10
Q

EN von Sauerstoff (O)

A

3,5

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11
Q

EN von Schwefel (S)

A

2,5

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12
Q

EN von Flour (F)

A

4,0

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13
Q

EN von Chlor (Cl)

A

3,0

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14
Q

EN von Aluminium (Al)

A

1,5

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