Chapter 12 Test
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Last updated about 5 years ago
50 questions
2
Periodic means
Periodic means
2
Periodic law states that
Periodic law states that
2
Each vertical column on the periodic table is called a(n)
Each vertical column on the periodic table is called a(n)
2
The elements to the right of the zigzag line on the periodic table are called
The elements to the right of the zigzag line on the periodic table are called
2
Most metals are
Most metals are
2
A horizontal row on the periodic table is called a(n)
A horizontal row on the periodic table is called a(n)
2
Which one of the following tells the physical state of an element at room
temperature?
Which one of the following tells the physical state of an element at room
temperature?
2
What element is necessary for substances to burn?
What element is necessary for substances to burn?
2
Transition metals are
Transition metals are
2
Mendeleev found that the properties of the known elements followed a pattern
that repeated every
Mendeleev found that the properties of the known elements followed a pattern
that repeated every
2
What element makes up about 20% of the air we breathe?
What element makes up about 20% of the air we breathe?
2
The carbon group has two metalloids, both of which are used to make
The carbon group has two metalloids, both of which are used to make
2
What element is used to make the most widely used compound in the chemical
industry?
What element is used to make the most widely used compound in the chemical
industry?
2
How did Mendeleev group the elements?
How did Mendeleev group the elements?
2
Which of the following statements about elements is true?
Which of the following statements about elements is true?
2
How many of the recently discovered elements follow periodic law?
How many of the recently discovered elements follow periodic law?
2
Mendeleev's periodic table was useful because it
Mendeleev's periodic table was useful because it
2
Which of the following is a property of alkali metals?
Which of the following is a property of alkali metals?
2
When a halogen reacts with a metal, what is formed?
When a halogen reacts with a metal, what is formed?
2
What helps incandescent light bulbs last longer?
What helps incandescent light bulbs last longer?
2
Which of the following elements is the most metallic?
Which of the following elements is the most metallic?
2
Which of these elements is the least metallic?
Which of these elements is the least metallic?
2
Which element group has all nonmetals?
Which element group has all nonmetals?
2
The number beneath carbon indicates the
The number beneath carbon indicates the
2
The number at the top is the
The number at the top is the
2
A rule that states that repeating chemical and physical properties of elements
change periodically with the atomic number of the elements is the
A rule that states that repeating chemical and physical properties of elements
change periodically with the atomic number of the elements is the
2
Iodine and chlorine are examples of
Iodine and chlorine are examples of
2
Pure _________________ are often stored in oil to keep them from reacting with
water and oxygen.
Pure _________________ are often stored in oil to keep them from reacting with
water and oxygen.
2
Atoms of ______________________have two outer level (valence) electrons.
Atoms of ______________________have two outer level (valence) electrons.
2
Proteins, fats & carbohydrates, which are compounds of ______________, are
necessary for life on Earth.
Proteins, fats & carbohydrates, which are compounds of ______________, are
necessary for life on Earth.
2
Nitrogen and ___________________ can be combined to make ammonia.
Nitrogen and ___________________ can be combined to make ammonia.
2
When something is __________________, it occurs or repeats at regular intervals.
When something is __________________, it occurs or repeats at regular intervals.
2
Mendeleev's table became known as the periodic table of the ________________.
Mendeleev's table became known as the periodic table of the ________________.
2
All of the more than 40 elements discovered since 1914 follow the
_____________________.
All of the more than 40 elements discovered since 1914 follow the
_____________________.
2
A family is also called a __________________.
A family is also called a __________________.
2
The elements in groups 3 - 12 are known as _______________metals.
The elements in groups 3 - 12 are known as _______________metals.
2
Sodium and potassium are _________________________ metals.
Sodium and potassium are _________________________ metals.
2
All the atoms of ___________________ are unstable.
All the atoms of ___________________ are unstable.
2
Semiconductors, also known as ________________________, have some properties of
metals and some properties of nonmetals.
Semiconductors, also known as ________________________, have some properties of
metals and some properties of nonmetals.
2
Magnesium, calcium and barium are ___________________ metals.
Magnesium, calcium and barium are ___________________ metals.
2
These metals react with water to form hydrogen
These metals react with water to form hydrogen
2
This metal, part of the Boron Group is used for aircraft parts.
This metal, part of the Boron Group is used for aircraft parts.
2
This is important to most living things.
This is important to most living things.
2
Cement and chalk are compounds of this.
Cement and chalk are compounds of this.
2
Some of these reactive metals are used to make steel.
Some of these reactive metals are used to make steel.
2
Chlorine and iodine are these.
Chlorine and iodine are these.
2
This is a colorless, odorless gas.
This is a colorless, odorless gas.
2
Diamond and soot are forms of this.
Diamond and soot are forms of this.
2
This makes up about 80% of the air we breathe.
This makes up about 80% of the air we breathe.
2
Light bulbs last longer when they are filled with this gas.
Light bulbs last longer when they are filled with this gas.