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Grade 10 Science > Ions, and Ionic Compounds > Flashcards

Ions, and Ionic Compounds Flashcards

Anions, Cations, Ionic Compounds, Metals

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1
Q

What is an Ionic Compound?

A

An ionic compound results when a Metal reacts with a Non-metal

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2
Q

What does the Metal do?

A

The metal tends to lose electrons and become positive

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3
Q

What does the Non-Metal do?

A

The non-metal tends to gain electrons and become negative

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4
Q

Why do atoms stick together?

A

Atoms stick together due to the Law of Electric Charges

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5
Q

Name 2 examples of Ionic Compounds

A

Sodium Chloride and Magnesium Oxide

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6
Q

What is the charge if there are more protons than electrons in an ion?

A

The charge will be positive

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7
Q

What is the charge if there are more electrons than protons in an ion?

A

The charge will be negative

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8
Q

What are cations?

A

Cations are ions with positive charges, causing them to have more protons than electrons

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9
Q

What are anions?

A

Anions are particles or ions with negative charges, causing them to have more electrons than protons

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10
Q

What forms cations, Metals or Metalloids?

A

Metals form cations

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11
Q

What forms anions, Non-metals or noble gases?

A

Non-metals form anions

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12
Q

What is the ammonium ion?

A

The ammonium ion is NH4+

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13
Q

What do most Ionic compounds form?

A

Most Ionic Compounds form three dimensional crystals which are held together by opposite charges

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14
Q

What is an electrolyte?

A

An electrolyte is a compound which dissolves in water to form a solution that conducts electricity

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15
Q

What is the 1st rule for Ionic Compounds?

A

Metals combine with non-metals

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16
Q

What is the 2nd rule for Ionic Compounds?

A

Write the name and symbol for the metal first and the non-metal second. (e.g. LiCl)

17
Q

What is the 3rd rule for Ionic Compounds?

A

Change the ending of the non-metal to ide (Lithium Chloride)

18
Q

What is the 4th rule for Ionic Compounds?

A

Each element combines according to its own “combining capacity”

19
Q

What is the 5th rule for Ionic Compounds?

A

Atoms combine to completely fill their combining capacity

20
Q

What is a polyatomic ion?

A

A polyatomic ion is an atom that has a charge

21
Q

What prefixes lose their final o or a when placed in front of oxygen?

A

Mono, tetra, penta, and hexa

22
Q

How do atoms become stable?

A

Atoms become stable by sharing, losing, or gaining electrons

23
Q

Do Ionic Compounds have high melting points?

A

Yes

24
Q

Is the ending of the second element always changed to —ide?

A

Yes

25
Q

What is a covalent bond?

A

When metals and non-metals share their electrons to give a full outer orbit

Grade 10 Science (1 decks)

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