Grade 8 Science SOL Practice 3

Referring to the periodic table, the element calcium (Ca) is most similar to which of the following elements?

• chlorine (Cl)

• potassium (K)

• magnesium (Mg)

• gold (Au)

• energy levels
• valence electrons
• protons
• neutrons

• Group 1
• Group 17
• Group 2
• Group 18

• Group 1
• Group 17
• Group 18
• Group 2

Tags

NGSS.MS-PS1-2

• Metals
• Nonmetals
• Metalloids

• Metals
• Nonmetals
• Metalloids

• Metals
• Nonmetals
• Metalloids

Tags

NGSS.MS-PS2-3

The number at the top of each square on the periodic table is the ...

• atomic number
• atomic mass
• Chemical Symbol
• Element Name

Tags

NGSS.MS-PS1-1

This class of elements are sometimes called "semiconductors."

• Metals
• Nonmetals
• Metalloids
• Groups

In the modern periodic table elements are arranged by:

• atomic mass
• atomic number
• valence electrons
• number of isotopes