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Chemistry '101' > Elements Of The Periodic Table > Flashcards

Elements Of The Periodic Table Flashcards

1
Q

What is the atomic number of Hydrogen?

A

1

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2
Q

True or False: Helium is a metal.

A

False

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3
Q

What is the symbol for Gold?

A

Au

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4
Q

Fill in the blank: The element with atomic number 6 is ____.

A

Carbon

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5
Q

Which group of the periodic table is known as the Noble Gases?

A

Group 18

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6
Q

What is the most abundant element in the universe?

A

Hydrogen

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7
Q

Which element has the highest atomic number naturally occurring on Earth?

A

Uranium

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8
Q

What is the chemical formula for water?

A

H2O

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9
Q

True or False: All alkali metals are highly reactive.

A

True

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10
Q

What element is represented by the symbol ‘Fe’?

A

Iron

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11
Q

Which element is a liquid at room temperature?

A

Mercury

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12
Q

What is the primary characteristic of metalloids?

A

They have properties of both metals and nonmetals.

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13
Q

What is the atomic mass of Carbon?

A

12.01 u

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14
Q

Fill in the blank: The most reactive nonmetal is ____.

A

Fluorine

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15
Q

Which element is known as the ‘building block of life’?

A

Carbon

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16
Q

What is the group number for Halogens?

A

Group 17

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17
Q

True or False: Sodium is an alkaline earth metal.

A

False

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18
Q

What does the term ‘isotope’ refer to?

A

Atoms of the same element with different numbers of neutrons.

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19
Q

Which element has the lowest electronegativity?

A

Francium

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20
Q

What is the common oxidation state of Group 1 elements?

A

+1

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21
Q

Which element is used in batteries and is represented by ‘Li’?

A

Lithium

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22
Q

What is the main characteristic of transition metals?

A

They can form variable oxidation states and colored compounds.

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23
Q

Fill in the blank: The element with the highest melting point is ____.

A

Tungsten

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24
Q

Which element is essential for respiration in humans?

A

Oxygen

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25
What is the atomic number of Oxygen?
8
26
True or False: Neon is a reactive gas.
False
27
What type of bond is formed when two nonmetals combine?
Covalent bond
28
What is the primary use of Argon in industry?
Inert gas for welding
29
Which element is known for its use in nuclear reactors?
Uranium
30
What is the electron configuration of Sodium?
[Ne] 3s1
31
What is the most common state of matter for elements at room temperature?
Solid
32
Fill in the blank: The element with the symbol 'K' is ____.
Potassium
33
What is the primary characteristic of alkaline earth metals?
They are reactive but less so than alkali metals.
34
Which element is known for its role in DNA?
Phosphorus
35
What is the atomic mass of Sodium?
22.99 u
36
True or False: Chlorine is a gas at room temperature.
True
37
What is the group number for Lanthanides?
Group 3
38
Which element is crucial for photosynthesis?
Carbon dioxide (from Carbon)
39
What is the chemical symbol for Silver?
Ag
40
Fill in the blank: The element with atomic number 26 is ____.
Iron
41
What is the primary use of Helium?
Coolant and in balloons
42
True or False: Bismuth is a rare element.
False
43
What are the horizontal rows in the periodic table called?
Periods
44
What is the chemical formula for table salt?
NaCl
45
Which element is represented by the symbol 'Pb'?
Lead
46
What is the primary characteristic of nonmetals?
They are poor conductors of heat and electricity.
47
Fill in the blank: The element with atomic number 1 is ____.
Hydrogen
48
Which element is known for its use in light bulbs?
Tungsten
49
True or False: All elements have isotopes.
False
50
What is the chemical symbol for Platinum?
Pt
51
What is the common oxidation state of Group 17 elements?
-1
52
Fill in the blank: The element with the symbol 'C' is ____.
Carbon
53
Which element is used in fireworks for its bright colors?
Strontium
54
What is the atomic number of Nitrogen?
7
55
True or False: All metals are solid at room temperature.
False
56
What is the chemical symbol for Calcium?
Ca
57
Which group of elements are known for being highly conductive?
Metals
58
What is the primary characteristic of actinides?
They are radioactive.
59
Fill in the blank: The element with atomic number 12 is ____.
Magnesium
60
Which element is essential for the formation of hemoglobin?
Iron
61
What is the atomic mass of Chlorine?
35.45 u
62
True or False: Iodine is a solid at room temperature.
True
63
What is the chemical symbol for Mercury?
Hg
64
What is the group number for Alkali Metals?
Group 1
65
Fill in the blank: The element with the symbol 'N' is ____.
Nitrogen
66
Which element is often used in dental amalgams?
Mercury
67
What is the atomic number of Zinc?
30
68
True or False: Arsenic is a metalloid.
True
69
What is the chemical symbol for Tin?
Sn
70
What is the common oxidation state of Group 2 elements?
+2
71
Which element is found in the Earth's crust in abundance?
Oxygen
72
What is the atomic mass of Iron?
55.85 u
73
True or False: All transition metals are hard.
False
74
What is the chemical formula for ammonia?
NH3
75
Which element is represented by the symbol 'Br'?
Bromine
76
What is the primary characteristic of alkaline metals?
They are soft and highly reactive.
77
Fill in the blank: The element with atomic number 15 is ____.
Phosphorus

Chemistry '101' (3 decks)

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