Classification of the Elements Practice Problems

Quiz
•
Chemistry
•
10th Grade
•
Easy
Standards-aligned
Alice Jarvis
Used 4+ times
FREE Resource
26 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a valence electron?
An electron in an atom's innermost shell
An electron in an atom's outermost energy level; determines the chemical properties of an atom
A proton in the nucleus of an atom
A neutron in the nucleus of an atom
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the term "structure" refer to in an academic context?
A random collection of elements
A single, isolated element
Something made up of more-or-less interdependent elements or parts
A chemical reaction
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Electrons in the highest principal energy level of an atom are known as what?
Valence electrons
Core electrons
Protons
Neutrons
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What do atoms in the same group have in common?
The same number of valence electrons
The same atomic mass
The same number of protons
The same atomic radius
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the energy level of an element's valence electrons indicate?
The period on the periodic table in which it is found
The group number of the element
The atomic mass of the element
The number of neutrons in the nucleus
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Elements with valence electrons in energy level 2 are found in which period?
The second period
The third period
The fourth period
The fifth period
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How many valence electrons do all elements in group 1 have?
One valence electron
Two valence electrons
Three valence electrons
Four valence electrons
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