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science study guide 4 > Study Guide Ch. 4 > Flashcards

Study Guide Ch. 4 Flashcards

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1
Q

What are the two types of bonds we discussed?

A

Covalent Bonds and Ionic Bonds

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2
Q

Which type of bond gains or loses electrons?

A

Ionic Bond

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3
Q

Which type of bond shares electrons?

A

Covalent Bond

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4
Q

Which type of bond forms molecules?

A

Covalent Bond

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5
Q

Which type of bond has a high melting point?

A

Ionic Bond

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6
Q

Which type of bond has a low melting point?

A

Covalent Bond

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7
Q

Which type of bond can conduct an electrical current and which does not?

A

Ionic bond does and Covalent does not

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8
Q

Salt is an example of which type of bond?

A

Ionic Bond

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9
Q

Water is an example of which type of bond?

A

Covalent Bond

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10
Q

Which type of bond involves a metal and a nonmetal?

A

Ionic Bond

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11
Q

Which type of bond involves two nonmetals?

A

Covalent Bond

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12
Q

With ionic bonding, atoms with 1, 2, 3 valence electrons will gain or lose electrons?

A

Lose

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13
Q

Atoms with 5, 6, 7 will gain or lose electrons?

A

Gain

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14
Q

What type of ion results when an atom loses electrons?

A

Positive

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15
Q

What type of ion results when an atom gains electrons?

A

Negative

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16
Q

How are an atom and an ion different from each other?

A

Ions have charges and atoms are neutral (no charges)

17
Q

How are elements listed in rows within the periodic table?

A

Increasing atomic number

18
Q

What can be said about the characteristics of the elements in a column of the periodic table?

A

They are similar

19
Q

What is a proton?

A

Small, positively charged particles that are found in the nucleus of an atom

20
Q

What is a neutron?

A

The central core of an atom which contains protons or neutrons

21
Q

What is an electron?

A

A tiny, negatively charger particle that moves around the outside of the nucleus of an atom

22
Q

What is an electron dot diagram?

A

A representation of valence electrons in an atom using dots

23
Q

What is a molecule?

A

A neutral group of two or more atoms held together by covalent bonds

24
Q

What is a chemical bond?

A

The force of attraction that holds two atoms together

25
Q

What is a subscript?

A

A number in a chemical formula that tells the number of atoms in a molecule or ratio of elements in a compound

26
Q

What is a group on the periodic table?

A

Elements in the same vertical column of the periodic table also called family

science study guide 4 (2 decks)

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