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Science > Elements Or Compounds > Flashcards

Elements Or Compounds Flashcards

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1
Q

What is all matter made of

A

Atoms

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2
Q

What are pure substances

A

Elements made of a single material

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3
Q

Can elements be made up of different atoms

A

No

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4
Q

How do you identify one element

A

By the capital letter

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5
Q

Is N2 an element or compound

A

Element because more atoms of one element

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6
Q

Is H2O an element or compound

A

Compound because it has 2 uppercase. Hydrogen and oxygen

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7
Q

I

A

Iodine

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8
Q

What is the chemical symbol for oxygen

A

O

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9
Q

What is the chemical symbol for Aluminum

A

Al

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10
Q

Cl

A

Chlorine

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11
Q

Co

A

Cobalt

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12
Q

What is C

A

Carbon

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13
Q

H

A

Hydrogen

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14
Q

Na

A

Sodium

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15
Q

S

A

Sulfur

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16
Q

What is the chemical symbol for Silicon

A

Si

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17
Q

What is Ph

A

Phosphorous

18
Q

What is the small number attached to a chemical symbol called

A

A subscript

19
Q

What does a subscript tell you

A

How many atoms are in that element

20
Q

What is a compound

A

2 or more different elements that chemically combine

21
Q

How do you show a compound

A

With a chemical formula

22
Q

What does abundance mean?

A

To hame a lot or many

23
Q

What is the acronym for Atmosphere

A

Never Outside

24
Q

What is the acronym for biosphere?

A

Only
Cool
Humans
Not
Cats

25
Q

What is the acronym for hydrosphere

A

Oceans
Have
Clumsy
Narwhals

26
Q

What is the acronym for lithosphere

A

Oh
Silly
Alex
Feed the
Cat
Named
King
M’guel

27
Q

What are the most abundant elements in the Atmospere

A

Nitrogen
Oxygen

28
Q

What are the most abundant elements in the Hydropshere

A

Oxygen
Hydrogen
Chlorine
Sodium

29
Q

What are the most abundant elements in the biosphere

A

Oxygen
Carbon
Hydrogen
Nitrogen
Calcium

30
Q

What are the most abundant elements in the lithosphere

A

Oxygen
Silicone
Aluminum
Iron
Calcium
Sodium
Potassium
Magnesium

31
Q

What is the atmosphere

A

All the air

32
Q

What is the biosphere

A

All Living things

33
Q

What is hydropshere

A

All the water

34
Q

What is lithosphere

A

All the land

35
Q

The key element for the biosphere

A

Carbon

36
Q

The earths ocean

A

Hydrosphere

37
Q

Living things

A

Biosphere

38
Q

Two ore more substances mixed together but are easily separated

A

Mixture

39
Q

The most abundant element in the hydrosphere

A

Oxygen

40
Q

The earths crust

A

Lithosphere

41
Q

The air surrounding earth

A

Atmosphere

42
Q

The most abundant element in the atmosphere

A

Nitrogen

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