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Science Midterm Pt. 2 > Chapter 4B - Chemical Bonds > Flashcards

Chapter 4B - Chemical Bonds Flashcards

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0
Q

How many electrons are in the second energy level?

A

8 electrons

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1
Q

How many electrons are in the first energy level?

A

2 electrons

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2
Q

How many electrons are in the third energy level?

A

18 electrons

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3
Q

How many electrons are in the fourth energy level?

A

32 electrons

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4
Q

“F” has 9 electrons. How many valence electrons does it have?

A

7

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5
Q

“He” has 2 electrons. How many valence electrons does it have?

A

2

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6
Q

What does the Octet Rule say?

A

An atom is “happy” when it’s outer energy level is full. In most cases the outer energy level will need eight electrons.

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7
Q

“Ca” has 2 valence electrons. What must it do to satisfy the Octet Rule?

A

Drop 2 e-

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8
Q

“Br” has 7 valence electrons. What must it do to satisfy the Octet Rule?

A

Gain 1 e-

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9
Q

“Xe” has 8 valence electrons. What must it do to satisfy the Octet Rule?

A

Nothing

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10
Q

Why are Noble Gases basically unreactive?

A

Their outer energy levels are full. So, they don’t need to share electrons.

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11
Q

What is the chemical formula for “ Silver Iodide”?

A

Ag I

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12
Q

What is the chemical formula for “Cesium Chloride”?

A

Cs Cl

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13
Q

Is this a polar or no polar covalent bond? C and C

A

Nonpolar Covalent

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14
Q

Is this a polar or no polar covalent bond? H and O

A

Polar Covalent

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15
Q

What type of bond forms between two different nonmetals?

A

Polar Covalent

16
Q

What type of bond forms between two identical nonmetals?

A

Nonpolar Covalent

17
Q

What type of bond forms between two metals?

A

Metallic

18
Q

What type of bond forms between a metal and a nonmetal?

A

Ionic

19
Q

What type of bond forms between Na and Cl?

A

Ionic

20
Q

What type of bond forms between S and O?

A

Polar Covalent

21
Q

What type of bond forms between Fe and Fe?

A

Metallic

22
Q

What type of bond forms between Al and N?

A

Metallic

Science Midterm Pt. 2 (4 decks)

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