Periodic Chart

Quiz
•
Science
•
8th Grade
•
Hard
Standards-aligned
Lisa Thompson
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which statement best explains how periods on the periodic table are organized?
increasing atomic number from left to right
increasing number of neutrons from left to right
decreasing number of electrons from left to right
decreasing atomic mass number from left to right
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of the following pairs of elements would most likely react WITH each other?
Na & Cl
H & He
K & Cs
Ne & Ar
Tags
NGSS.MS-PS1-2
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which element is least likely to combine with another element to form a molecule?
Chlorine (Cl), a halogen
Iron (Fe), a metal
Neon (Ne), a noble gas
Silicon (Si), a metalloid
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Sodium reacts with water. Which element is most likely to have a similar effect to sodium if it is exposed to water?
Carbon
Oxygen
Lithium
Argon
Tags
NGSS.MS-PS1-2
5.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which best describes elements that are shiny, malleable, ductile, and good conductors of heat and electricity?
halogens
metals
metalloids
nonmetals
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
How do you know that potassium is highly reactive?
It conducts heat.
It conducts electricity.
It is a soft and shiny metal.
It has one valence electron.
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Which of these elements has an electron structure most similar to that of element X?
1
2
3
4
Tags
NGSS.MS-PS1-1
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