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Chemistry Review: Periodic trends, elements and Properties Flashcards | StudBud
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Chemistry Review: Periodic trends, elements and Properties
Chemistry Review: Periodic trends, elements and Properties
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BJU 5C Elements Families and their Properties
Flashcards
36 cards
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Practice quiz
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Questions
36
Answers
1
In 1807 Sir Humphry Davy was the first to isolate elements of this family.
Noble Gases
Halogens
Transition metals
Alkali Metals
2
All Gases exist in the diatomic state?
False
True
3
The mass of elements
decreases
as you move across a Period. True or False
True
False
4
The "typical" metals are the_____?
Alkali Metals
Post transition metals
Alkaline Earth Metals
Transition metals
5
Group 1A elements never occur naturally in their pure state.
False
True
6
What is the name of the elements in group 1?
Alkaline Earth Metals
Alkali metals
Halogens
Carbon family
7
Most elements in the Periodic Table are metals. True or False
True
False
8
This element exists in many forms, polyatomic, and is called brimstone in the Bible.
Carbon
Iron
Sulfur
Phosphorus
9
Why are the Noble gases unreactive?
They have more electrons than protons
Full outer electron shells
They are gases
They the same number of protons and electrons
10
In general, which group of elements tends to have the strongest electron affinity?
Nitrogen Family
Alkali Metals
Transition metals
Halogens
11
Elements increase in size as you move across a Period. True or False
False
True
12
The colour of the Noble gas group on the periodic table is?
Yellow
Orange
Blue
Red
13
Sulfur combines with reactive metals to form___?
Sulfides
antibiotics
surfactants
Salts
14
Which colour group on the periodic table represents the Halogens?
Blue
Red
Pink
Yellow
15
The No. of electrons an element has
increases
as you move across a period. True or False
True
False
16
Alkali metals are extremely reactive. Why?
They gain 7 electrons
They have two electrons in their outer shell
They do not have equal number of protons and neutrons
They only have one electron in outer shell
17
What happens to the reactivity of the Halogens as you move down the Group?
more reactive
no change
less reactive
18
Elements in the same Period have similar properties to one another. True/False
True
False
19
None of the Noble Gases form compounds with other elements.
True
False
20
The number of electron shells an atom has increases as you go down a Group. True or False
True
False
21
Do metal elements tend to gain or lose electrons?
Gain
Lose
22
The most common form of aluminum is bauxite, which is aluminum bonded to sulfur.
False
True
23
The mass of elements
increases
as you move down a Group. True or False
False
True
24
Why is the carbon group so useful?
They are all non-metals
They can gain or lose 4 electrons
They are all metals
They can bond with only a few elements
25
What is the name of the Lanthanide and Actinide series?
Inner-Transition Metals
Radioactive elements
Metalloids
Post-Transition Metals
26
This element is very important; forms the hardest substance known; and has more compounds than any other element.
Iron
Calcium
Carbon
Mercury
27
Oxygen means "life sustainer"
True
False
28
The elements on the "stair step" are called?
Halogens
Post transition metals
Metalloids
Halogens
29
Elements in the same Group have similar properties to one another. True / False
False
True
30
Some elements have properties of both metals and non-metals. True or False
False
True
31
Diatomic gas, 2nd Highest electronegativity, combines with most elements; supports life.
Nitrogen
Oxygen
Fluorine
Chlorine
32
Which element means "light bearer"?
Phosphorus
Nitrogen
Florine
Oxygen
33
The only metal that is liquid at room temperature.
Silicon
Mercury
Gold
Aluminum
34
What ions do Alkaline earth metals form?
-1
1+
2+
-2
35
The most electronegative element is ?
Chlorine
Oxygen
Hydrogen
Fluorine
36
Group (VIII A) elements are called the
Halogens
Nobal Gases
Alkaline earth metals
Metalloids
