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Chemistry > Chapter 1 > Flashcards

Chapter 1 Flashcards

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1
Q

What is physical science?

A

Calculations and measuring

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2
Q

What is chemistry?

A

The study of the composition, structure, and properties of matter and changes it undergoes

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3
Q

Why is chemistry the central science?

A

It involves living and nonliving

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4
Q

How do we study chemistry?

A

Instruments used to observe and make measurements to get information to calculate and explain

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5
Q

What is organic chemistry?

A

The study of most carbon contained compounds

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6
Q

What is physical chemistry?

A

The study of properties and changes of mater in relation to energy

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7
Q

What is inorganic chemistry?

A

The study of all substances not classified as organic, mainly compounds that do not contain carbon

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8
Q

What is analytical chemistry?

A

The identification of the components and composition of materials

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9
Q

What is biochemistry?

A

The study of substances and processes occurring in living things

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10
Q

What is theoretical chemistry?

A

The use of math and computer to improve the quality of life

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11
Q

What is a chemical?

A

A chemical is any substance with a definite composition

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12
Q

What is basic research?

A

Carried out for the sake of gaining knowledge. Research

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13
Q

What is applied research?

A

Is used to solve a problem. Making medicine

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14
Q

What is technological development?

A

The production and use of products to improve the quality of life. Shipping

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15
Q

What is mass?

A

A measure of the amount of matter in a material

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16
Q

What is matter?

A

Anything with mass that takes up space

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17
Q

What is weight?

A

Measure of the gravitational pull on an object

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18
Q

What is an atom?

A

Smallest unit of an element that had the same properties of that element

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19
Q

What is an element?

A

A pure substance composed of only one kind of an atom

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20
Q

What is a compound?

A

A substance made of two or more elements that are chemically bounded together

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21
Q

What is the extensive property?

A

Depends on the amount of mater that is present

Mass and volume

22
Q

What is the intensive property?

A

Do not depend on the amount of matter that is present

Color and density

23
Q

What are physical change characteristics?

A

Can be observed or measured without changing the identity of the substance

24
Q

What are the different states matter can be in?

A

Solid(s), liquid(l), gas(g)

25
Q

What is a solid?

A

Definite volume

Definite shape

26
Q

What is a liquid?

A

Definite volume

Indefinite shape

27
Q

What is a gas?

A

Indefinite volume

Indefinite shape

28
Q

What is a plasma?

A

High temp tire state of matter in which atoms lose their electrons

29
Q

What are chemical change characteristics?

A

Substances ability to undergo changes that transforms it into different substances

30
Q

What are reactants?

A

Substances that react together in a chemical reaction

31
Q

What are products?

A

Substances formed by chemical reactions

32
Q

What is a mixture?

A

A blend of 2 or more kinds of matter, each kind of matter keeps its own identity and properties, nothing new is created

33
Q

What is a homogenous mixture?

A

Universal throughout. A solution is a type

34
Q

What is water?

A

A universal solvent

Dissolves most things

35
Q

What is a heterogeneous mixture?

A

Not universal throughout. You can separate them

36
Q

What is an alloy?

A

Mixture of 2 or more metals

37
Q

What is a pure substance?

A

Has a fixed composition

All samples are equal

38
Q

What is a compound?

A

2 or more different elements

39
Q

What is an element compared to a compound?

A

2 or more of the same element

40
Q

What is a diatomic?

A

H2

41
Q

What are the vertical columns called?

A

Groups or families

42
Q

What is a horizontal row called?

A

Periods

43
Q

What is family 1A called?

A

Alkali metals

44
Q

What is 2A called?

A

Alkaline Earth metals/Alkaline or earth

45
Q

What is 3A called?

A

Boron family

46
Q

What is 4A called?

A

Carbon family

47
Q

What is 5A called?

A

Nitrogen family

48
Q

What is 6A called?

A

Chalcogens

49
Q

What is 7A called?

A

Halogens

50
Q

What is 8A called?

A

Noble gases

Chemistry (12 decks)

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