Periodic Table of Elements Flashcards

(56 cards)

1
Q

The shape of the periodic table can be broken down into blocks according to the type of orbital occupied by what?

A

the highest energy electron in the ground state.

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2
Q

Periodic table and the electronic configurations predicted by quantum mechanics are?

A

Related

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3
Q

The periodic table is broken into

A

s, p, d, and f blocks.

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4
Q

What can be used to predict electronic configurations?

A

Structure of the Periodic Table

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5
Q

Elements of the same group have similar…

A

chemical and physical properties

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6
Q
  • have the same number of valence electron.
  • form the same kinds of ions.
A

Elements in the same group

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7
Q

groups of elements in columns

A

Families

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8
Q

belongs to a family of its own; a diatomic, reactive gas

A

Hydrogen

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9
Q

Hydrogen is involved in the explosion of the…

A

Hindenberg

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10
Q

Hydrogen is promising as an alternative fuel source for…

A

automobiles

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11
Q

1st column on the periodic table (Group 1) not including hydrogen.

A

Alkali Metals

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12
Q

Alkali Metals are very reactive metals, always combined with something else in…

A

nature (like salt)

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13
Q

Alkali metals are ____ enough to cut with a butter knife

A

soft

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14
Q

Second column on the periodic table. (Group 2)

A

Alkaline Earth Metals

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15
Q

Alkaline Earth Metals are reactive metals that are always combined with _____ in nature.

A

nonmetals

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16
Q

Alkaline Earth Metals that are important mineral nutrients

A

Mg & Ca

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17
Q

Elements in group 13

A

Boron Family

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18
Q

once rare and expensive, not a “disposable metal.”

A

Aluminum metal

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19
Q

Elements in group 15

A

Nitrogen Family

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20
Q

makes up over ¾ of the atmosphere.

A

Nitrogen

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21
Q

Nitrogen and ______ are both important in living things.

A

Phosphorus

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22
Q

Phosphorus is seen in the tip of

A

Matches

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23
Q

Elements in group 16

A

Oxygen Family/Chalcogens

24
Q

Necessary for respiration

25
Many things that stink (such as rotten eggs, garlic, skunks, etc.) contains...
Sulfur
26
Elements in group 17
Halogens
27
Very reactive, volatile, diatomic, nonmetals. Always found combined with other element in nature
Halogens
28
Halogens are used as...
disinfectants and to strengthen teeth.
29
Elements in group 18
The Noble or Inert Gases
30
Noble gases are VERY unreactive, _____ gases
monatomic
31
Noble gases are used in lighted...
neon lights
32
Noble gases are used in ____ to fix the Hindenberg problem.
blimps
33
Noble gases have a full...
Valence Shell
34
Elements in groups 3-12
Transition Metals
35
Transition metals are less reactive...
harder metals
36
Transition metals include metals used in...
jewelry and construction
37
Transition Metals used...
“as metal.”
38
1. Metallic property 2. Atomic Size 3. Ionic Size 4. Ionization Energy 5. Electron Affinity 6. Electronegativity
PERIODIC TRENDS
39
an atom, or group of atoms, that has a net positive or negative charge.
ion
40
ion with a positive charge
cation
41
If a neutral atom ___ one or more electrons it becomes a cation.
loses
42
ion with a negative charge
anion
43
If a neutral atom _____ one or more electrons it becomes an anion.
gains
44
A cation is always ____ than atom from which it is formed.
smaller
45
Anion is always _____ than atom from which it is formed.
larger
46
the minimum energy (kJ/mol) required to remove an electron from a gaseous atom in its ground state.
Ionization energy
47
is the negative of the energy change that occurs when an electron is accepted by an atom in the gaseous state to form an anion.
Electron affinity
48
The type of bond formed between a pair of atoms is determined by the...
ability of the atoms to attract electrons from the other.
49
ability to loose an electron is measured by its...
IONIZATION ENERGY
50
ability to gain an electron is measured by its
ELECTRON AFFINITY
51
A _____ is formed when an atom looses one or more electrons
positively charged ion (CATION)
52
A ______is formed when an atom accepts one or more electrons.
negatively charged ion (ANION)
53
measures the tendency of one atom to attract electrons from another atom to which it is bonded.
Electronegativity
54
Metallic elements _____ more readily than non-metallic elements
loose electrons (to form positive ions)
55
Metallic elements are hence referred to as being more _____ than non-metals.
ELECTROPOSITIVE
56
Non-metals are more ____ compared to metals
ELECTRONEGATIVE