Test - Chemical Bonding Flashcards

1
Q
  1. Which pair of atoms will combine with each other and form an ionic bond
A

Ca and Br NB pg. 14

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2
Q
  1. Molecular compounds do not conduct electricity because they
A

Do not break up into ions NB pg 14

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3
Q
  1. Which pair of atoms will combine with each other and from an ionic bond.
A

Ca and Br NB pg 14

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4
Q
  1. Which of the following is the correct name for a compound between Phosphorus and Chlorine
A

Phosphorus trichloride NB pg 14

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5
Q
  1. What is a similarity between ionic and covalent bonds
A

Both make the elements more stable NB pg 14

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6
Q
  1. How does an atom of aluminum become an ion
A

It loses 3 electrons NB pg 14

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7
Q
  1. Ionic compounds are electrically
A

Neutral NB pg 14

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8
Q
  1. What is the reason why atoms of sodium and chlorine attract each other in a salt crystal
A

Sodium has a positive charge and chlorine has a negative charge NB pg 14

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9
Q
  1. Electrons involved in bonding between atoms are
A

Valence electrons NB pg 14

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10
Q
  1. What is a double bond
A

Two pairs of electrons shared between two atoms NB pg 14

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11
Q
  1. T or F Orderly crystal shapes, high melting points, and electrical conductivity when dissolved in water are properties of insincerity’s compound
A

True NB pg 14

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12
Q
  1. When an atom gains an electron it becomes a positive ion
A

Negative NB pg 14

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13
Q
  1. When Ions having positive charge form bonds with Ions having a negative charge the charge on the resulting compound is
A

Zero NB pg 14

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14
Q
  1. When an ionic compound forms the total number of positive charges and the total number of negative charges must be
A

Equal NB pg 14

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15
Q
  1. Chemical bond form when valence electrons are. Between atoms
A

Shared NB pg 14

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16
Q
  1. What type of bond Is formed between two oxygen atoms
A

Double covalent bond they will share 4 electrons NB pg 14