periodic table Flashcards
1
Q
H
A
HYDROGEN
2
Q
Li
A
LITHIUM
3
Q
Na
A
SODIUM
4
Q
K
A
potassium
5
Q
Rb
A
rubidium
6
Q
Cs
A
caesium
7
Q
Fr
A
francium
8
Q
Be
A
beryllium
9
Q
Mg
A
magnesium
10
Q
Ca
A
calcium
11
Q
Sr
A
strontium
12
Q
Ba
A
Barium
13
Q
Ra
A
radium
14
Q
Sc
A
scandium
15
Q
Y
A
Yttrium
16
Q
La
A
lanthanum
17
Q
Ac
A
actinium
18
Q
Ti
A
titanium
19
Q
Zr
A
zirconium
20
Q
Hf
A
hafnium
21
Q
What is the atomic number of an element?
A
The atomic number is the number of protons in the nucleus of an atom.
22
Q
True or False: The periodic table is arranged by increasing atomic mass.
A
False
23
Q
Fill in the blank: The element with the symbol ‘O’ is called ______.
A
Oxygen
24
Q
Which group of the periodic table contains noble gases?
A
Group 18
25
What is the periodic law?
The periodic law states that the properties of elements are periodic functions of their atomic numbers.
26
What is the most abundant element in the universe?
Hydrogen
27
Which element has the highest electronegativity?
Fluorine
28
What is the general trend of atomic radius as you move down a group in the periodic table?
Atomic radius increases.
29
What are lanthanides and actinides?
They are two series of elements that are placed below the main body of the periodic table.
30
True or False: Metals are typically good conductors of electricity.
True
31
What is the main characteristic of alkali metals?
They are highly reactive and have one electron in their outermost shell.
32
Which element is represented by the symbol 'Au'?
Gold
33
What type of bond is formed between two nonmetals?
Covalent bond
34
What is the name of the group that contains the halogens?
Group 17
35
Fill in the blank: The element with the atomic number 6 is ______.
Carbon
36
Which element is a liquid at room temperature?
Bromine
37
What is the common oxidation state of transition metals?
They can have multiple oxidation states.
38
True or False: Hydrogen is considered a metalloid.
False
39
What is the significance of the staircase line in the periodic table?
It distinguishes metals from nonmetals.
40
Which element has the atomic symbol 'He'?
Helium
41
What do you call the horizontal rows in the periodic table?
Periods
42
What is the primary characteristic of metalloids?
They have properties of both metals and nonmetals.
43
Fill in the blank: The element with the highest atomic number currently known is ______.
Oganesson
44
Which group of elements is known for being highly reactive and forming salts?
Halogens
45
What is the first element in the periodic table?
Hydrogen
46
True or False: The periodic table is a tool used to predict the properties of elements.
True
47
What is a key property of alkaline earth metals?
They have two electrons in their outermost shell.
48
What is the atomic number of Hydrogen?
1
49
Which element has the symbol 'He'?
Helium
50
True or False: The periodic table is arranged by increasing atomic mass.
False
51
Fill in the blank: The element with atomic number 6 is ______.
Carbon
52
What is the group number of Alkali metals?
1
53
What is the symbol for Gold?
Au
54
Which element is a noble gas and has the atomic number 10?
Neon
55
What do the rows of the periodic table represent?
Periods
56
Which element is in group 17 and is a halogen?
Chlorine
57
What is the maximum number of electrons in the second shell of an atom?
8
58
True or False: All metals are solid at room temperature.
False
59
What is the most abundant element in the universe?
Hydrogen
60
Which element has the highest electronegativity?
Fluorine
61
Fill in the blank: The element with the atomic number 79 is ______.
Gold
62
What is the term for elements in the same column of the periodic table?
Groups
63
Which element is represented by the symbol 'Fe'?
Iron
64
What type of bond involves the sharing of electrons?
Covalent bond
65
True or False: The lanthanides and actinides are found in the f-block of the periodic table.
True
66
What is the main characteristic of noble gases?
They are inert and do not readily react with other elements.
67
What does the term 'isotope' refer to?
Atoms of the same element with different numbers of neutrons.
68
Which element is a liquid at room temperature?
Mercury
69
What is the chemical symbol for Sodium?
Na
70
Fill in the blank: The element with atomic number 26 is ______.
Iron
71
What is the name of the series of elements that includes Lithium, Sodium, and Potassium?
Alkali metals
72
What is the common charge of the alkali metal ions?
+1
73
True or False: Transition metals have variable oxidation states.
True
74
What is the primary characteristic of metalloids?
They have properties of both metals and nonmetals.
75
Which group of the periodic table contains the most reactive nonmetals?
Group 17 (Halogens)
76
What is the atomic mass of Carbon?
12.01
77
What is the name of the element with the symbol 'Ag'?
Silver
78
Fill in the blank: The element with atomic number 8 is ______.
Oxygen
79
What type of elements are found on the right side of the periodic table?
Nonmetals
80
Which element has the atomic number 1?
Hydrogen
81
What does the term 'periodic law' state?
The properties of elements are a periodic function of their atomic numbers.
82
What is the chemical symbol for Potassium?
K
83
True or False: The elements in the same period have the same number of valence electrons.
False
84
What is the primary use of Silicon in technology?
It is used in semiconductors.
85
What is the name of the element with atomic number 92?
Uranium
86
Which sublevel is filled after the 4s sublevel?
3d
87
What is the chemical symbol for Calcium?
Ca
88
Fill in the blank: The element with atomic number 9 is ______.
Fluorine
89
What is the main characteristic of alkali earth metals?
They are reactive and have two valence electrons.
90
Which element is represented by the symbol 'Pb'?
Lead
91
What is the common charge of the alkaline earth metal ions?
+2
92
True or False: Nonmetals generally have high melting and boiling points.
False
93
What is the name of the element with the symbol 'N'?
Nitrogen
94
What is the atomic number of Oxygen?
8
95
Fill in the blank: The element with atomic number 17 is ______.
Chlorine
96
What is the purpose of the periodic table?
To organize elements based on their properties and atomic structure.
97
Which group contains the least reactive elements?
Noble gases
98
What is the name of the process by which elements are arranged in the periodic table?
Periodic classification
99
What is the element with the chemical symbol 'Xe'?
Xenon
100
True or False: Elements in the same group have similar chemical properties.
True
101
Which element has the chemical symbol 'Ti'?
Titanium
102
What is the atomic number of Neon?
10
103
Fill in the blank: The element with atomic number 11 is ______.
Sodium
104
What is the name of the group that contains elements such as Lithium and Sodium?
Alkali metals
105
Which element is represented by the symbol 'Cn'?
Copernicium
106
What is the most reactive group of metals?
Alkali metals
107
What is the name of the element with atomic number 35?
Bromine
108
True or False: All elements have been discovered and classified.
False
109
What is the term for the vertical columns in the periodic table?
Groups
110
What is the chemical symbol for Barium?
Ba
111
Fill in the blank: The element with atomic number 86 is ______.
Radon
112
What is the name of the series of elements that includes Uranium and Plutonium?
Actinides
113
Which element has the symbol 'Hg'?
Mercury
114
What is the atomic number of Argon?
18
115
True or False: Transition metals are located in groups 3-12.
True
116
What is the chemical symbol for Chromium?
Cr
117
Fill in the blank: The element with atomic number 13 is ______.
Aluminum
118
What is the primary characteristic of halogens?
They are highly reactive nonmetals.
119
What is the name of the element with the symbol 'K'?
Potassium
120
What is the atomic mass of Nitrogen?
14.01
121
True or False: The periodic table contains only naturally occurring elements.
False
122
What is the chemical symbol for Phosphorus?
P
123
What is the atomic number of Sulfur?
16
124
Fill in the blank: The element with atomic number 20 is ______.
Calcium
125
What is the name of the element with the symbol 'Sn'?
Tin
126
Which group of elements is known for being inert?
Noble gases
127
What is the atomic mass of Iron?
55.85
128
True or False: The periodic table was first created by Dmitri Mendeleev.
True
129
What is the name of the element with atomic number 47?
Silver
130
What is the chemical symbol for Iodine?
I
131
Fill in the blank: The element with atomic number 22 is ______.
Titanium
132
What is the term for the horizontal rows in the periodic table?
Periods
133
Which element has the highest atomic number currently known?
Oganesson (Og), atomic number 118
