Properties of the Periodic Table

Which element in Period 3 has the highest melting point?

• Silicon (Si)

• Germanium (Ge)

• Carbon (C)

• Argon (Ar)

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NGSS.HS-PS1-1

Ionization energy is the energy needed to _________ an electron.

• Fission

• Explode

• Remove

• Add

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NGSS.HS-PS1-1

NGSS.HS-PS1-2

A vertical column on the periodic table is called a ___________

• Period

• Group

A horizontal row on the periodic table is called a ______________

• Period

• Group

Group VIII A elements are called ________________

• Alkali metals

• Transition metals

• Halogen

• Noble gases

Group I A elements (not including hydrogen) are called ________________

• Alkali metals

• Transition metals

• Halogen

• Noble gases

Which statement is true concerning the periodic table?

• periods go up and down and groups go across the table

• groups go up and down and periods go across the table

• periods go up and down and groups go up and down the table

• periods go across the table and groups go across the table

Which statement is true about the metalloid silicon?

• Silicon is a better conductor of electric current than silver is.

• Silicon does not conduct electric current under any conditions.

• Silicon's ability to conduct electric current does not vary with temperature.

• Silicon is a better conductor of electric current than sulfur is.

Group VII A of the periodic table contains the

• most reactive metals.

• most reactive nonmetals.

• least reactive nonmetals.

• least reactive metals.

As you move from left to right across a period, the number of valence electrons

• increase

• stays the same

• increases then decreases

• decreases

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2