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Grade 11 Chemistry > Chem Quiz 2 > Flashcards

Chem Quiz 2 Flashcards

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1
Q

What does an acid decompose into?

A

A non-metal oxide and water.

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2
Q

What does a base decompose into?

A

A metal-oxide and water.

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3
Q

What does a metal hydroxide decompose into?

A

A metal oxide and water.

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4
Q

What does a metal nitrate decompose into?

A

A metal nitrite and oxygen.

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5
Q

What does a metal carbonate decompose into?

A

a metal oxide and CO2

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6
Q

What are the products of a metal and water?

A

metal hydroxide (aq) and hydrogen gas.

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7
Q

What does NH4OH decompose into?

A

NH3 and H2O

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8
Q

What does carbonic acid decompose into?

A

CO2 and water

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9
Q

acid + hydroxide ion

A

includes water

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10
Q

aqueous salt x2

A

includes precipitate

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11
Q

acid + carbonate ion

A

water and CO2

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12
Q

When is H2O not liquid?

A

During combustion

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13
Q

What state are ionic compounds?

A

Solid unless they are dissolved or if there is H20 or a solution on the left side. In that case, check the solubility table.

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14
Q

What covalent compounds are always gases?

A

Ammonia gas and nonmetal oxides (CO2, SO3, NO2, etc)

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15
Q

What is a salt

A

an ionic compound

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16
Q

What polyatomic ions are bases?

A

bicarbonate, hydroxide, and carbonate.

17
Q

What makes a precipitation reaction?

A

2 aq salts.

18
Q

What is produced from neutralization reactions?

A

water and a salt

19
Q

Acid + base

A

Water and a salt

20
Q

In terms of solubility, alkali metals are …

A

automatically soluble.

21
Q

What determines an acid?

A

H or NH4 on left side.

22
Q

How does one determine the state of an element?

A

Look at the periodic table.

23
Q

How does one know the reactivity of the halogens?

A

They become less reactive as you go down the group.

24
Q

What are the products of combustion?

A

Water and carbon dioxide.

25
Q

What are the 2 unstable compounds we have to know?

A

NH4OH and H2CO3.

26
Q

What 2 elements are liquid at room temperature?

A

Br and Hg.

27
Q

What is the equation for incomplete combustion?

A

hydrocarbon + oxygen→carbon monoxide+carbon+water

Grade 11 Chemistry (8 decks)

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