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English Long Test > Mdals > Flashcards

Mdals Flashcards

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1
Q
A
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2
Q

What is a Lewis Dot Structure used to represent?

A

Valence electrons in an atom or molecule

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3
Q

True or False: Lewis Dot Structures show the arrangement of atoms within a compound.

A

False

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4
Q

How many valence electrons does carbon have?

A

4

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5
Q

In a Lewis Dot Structure, how are valence electrons represented?

A

As dots around the symbol of the element

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6
Q

What is the maximum number of valence electrons that an atom can have in a Lewis Dot Structure?

A

8

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7
Q

What is the term for a pair of electrons shared between two atoms in a Lewis Dot Structure?

A

Covalent bond

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8
Q

How many shared electrons are in a single covalent bond?

A

2

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9
Q

What does a Lewis Dot Structure for an ion include that a neutral atom does not?

A

Charge

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10
Q

What is the Lewis Dot Structure for sodium (Na)?

A

Na with one dot

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11
Q

How many valence electrons does oxygen have?

A

6

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12
Q

What is the Lewis Dot Structure for oxygen (O)?

A

O with 6 dots

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13
Q

What is the Lewis Dot Structure for water (H2O)?

A

H: H with 2 dots, O with 4 dots

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14
Q

How many valence electrons does nitrogen have?

A

5

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15
Q

What is the Lewis Dot Structure for ammonia (NH3)?

A

N with 5 dots, H with 1 dot each

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16
Q

What is the Lewis Dot Structure for carbon dioxide (CO2)?

A

C: O with 2 dots each

17
Q

How many valence electrons does chlorine have?

A

7

18
Q

What is the Lewis Dot Structure for chlorine (Cl)?

A

Cl with 7 dots

19
Q

What is the Lewis Dot Structure for methane (CH4)?

A

C with 4 dots, H with 1 dot each

20
Q

How many valence electrons does hydrogen have?

A

1

21
Q

What is the Lewis Dot Structure for hydrogen (H)?

A

H with 1 dot

22
Q

What is the Lewis Dot Structure for carbon (C)?

A

C with 4 dots

23
Q

What is the Lewis Dot Structure for nitrogen (N)?

A

N with 5 dots

24
Q

What is the Lewis Dot Structure for fluorine (F)?

A

F with 7 dots

25
Q

What is the Lewis Dot Structure for lithium (Li)?

A

Li with 1 dot

26
Q

What is the Lewis Dot Structure for magnesium (Mg)?

A

Mg with 2 dots

English Long Test (2 decks)

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