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Chemistry Final > Final > Flashcards

Final Flashcards

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1
Q

The data collected through an experiment is called

A

HhhhhhTables

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2
Q

Which term describes the ability of a materiel to be drawn into wires

A

Ductility

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3
Q

The amount of matter packed into a given volume determines its

A

Density

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4
Q

Which of the following is not 1 of the size common forms of energy

A

Guiguigouhouhuo

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5
Q

What is an assessment of the exactness of a measurement

A

Accuracy

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6
Q

The # of _____ in the nucleus is called an atoms atomic #

A

Protons

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7
Q

Who developed a mathematical model of the atom

A

Bohr

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8
Q

What principle states that we cannot know both the energy and the momentum of an electron at the same time

A

Heisenberg uncertainty principle

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9
Q

Who suggested that elements be arranged according to their atomic number

A

Mosely

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10
Q

The elements produced by manmade nuclear reactions were called the

A

Transuranium elements

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11
Q

The energy required to remove the 1st electron from its outermost shell is the

A

1st Ionization Energy

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12
Q

The measure of the attraction between the nucleus and valence electrons is

A

Electron Affinity

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13
Q

Which are soft metals that are very reactive because of a single loosely held electron

A

Alkali Metals

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14
Q

Which type of elements have characteristics that lie between metal and nonmetals

A

Metalloids

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15
Q

Atoms that bond using delocalized electrons form

A

Moms,sums,s

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16
Q

What is the tendency of an object to form 2 localized regions of opposite character

A

Kkskkssksks

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17
Q

0.0-0.3

A

Non-Polar covalent

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18
Q

0.4-1.9

A

Polar covalent

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19
Q

2.0-3.3

A

Ionic

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20
Q

When electrons are shared equally the bond is called

A

Polar covalent

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21
Q

Which shape is always polar

A

Bent

22
Q

What is orbital hybridization

A

When orbitals of different energies combine together to form new orbitals

23
Q

What describes the magnitude and direction of molecular polarity

A

Dipole moment

24
Q

Which shape is Y-Shaped arrangement with all 4 atoms lying on a single plane

A

Trigonal Planar

25
Q

What is orbital hybrid

A

When orbitals of different energies combine together to form new orbitals

26
Q

Partial charges are represented by what symbol

A

Sigma

27
Q

In a Lewis diagram the arrow with a plus sign point toward what

A

The atom with the higher electronegative

28
Q

What describes the magnitude and direction of molecular polarity

A

Dipole moment

29
Q

What shape is Y shaped arrangement with all four atoms lying on a single plane

A

Trigonal planer

30
Q

The creation mandates calls us to

A

Have dominion over creation

31
Q

Simplifies representation that characterize a system or explain a phenomenon is known as an

A

Scientific model

32
Q

What is science

A

The total collection of knowledge gaining through the systematic observation of nature

33
Q

What science probes nature simply to learn new things

A

Pure science

34
Q

What is chemistry

A

The study of matter and the changes it undergoes

35
Q

Smallest basic particles of an element

A

Atom

36
Q

What is a charged atom

A

Ion

37
Q

Who first developed an atomic model based on experimental evidence

A

John Dalton

38
Q

Who was the modern periodic table creditors to

A

Mendeleev

39
Q

What are the vertical columns on the periodic table called

A

Families or groups

40
Q

What are the horizontal rows on the periodic table called

A

Periods or series

41
Q

Who was the 1st chemist to quantify the electronegativity

A

Linus Pauling

42
Q

What is a graphic description of how elements differ from one another

A

Periodic table

43
Q

Who wanted the elements to be arranged by atomic number

A

Mosely

44
Q

The elements that produced by manmade nuclear reactions were called what

A

Transuranium Element

45
Q

What type of ions have lost electrons to make them have a positive charge

A

Cations

46
Q

The measure of the attraction between the nucleus and valence electron is what

A

Electron affinity

47
Q

Which are soft metals that are very reactive because of a single lossely held electron

A

Alkali Metals

48
Q

What element has characteristic that lie in-between metals and nonmetals

A

Metalloids

49
Q

Which group is named because they form salts when they react with other reactive metals

A

Helogens

50
Q

What does the modern periodic law states

A

All elements differ according to their atomic number in a periodic way

Chemistry Final (1 decks)

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