Front

What are the elements located along the staircase on the periodic table called?

Back

Metalloids

Front

What is the group name of the most reactive metals?

Back

Alkali metals

Front

What type of element is Silicon, which has properties of both metals and nonmetals?

Back

Metalloid

Front

Elements in the same group of the periodic table always have the same number of what?

Back

Valence Electrons

Front

What family does Silicon (Si) belong to?

Back

Metalloid

Front

What is the significance of valence electrons in chemical bonding?

Back

Valence electrons determine how an element will bond with others and its reactivity.

Front

What are the main categories of elements in the periodic table?

Back

Metals, Nonmetals, and Metalloids.

Front

How do alkali metals react with water?

Back

Alkali metals react vigorously with water, producing hydrogen gas and a strong alkaline solution.

Front

What is the general trend in reactivity for alkali metals as you move down the group?

Back

Reactivity increases as you move down the group.

Front

What is a semiconductor?

Back

A semiconductor is a material that has conductivity between that of an insulator and a conductor, often used in electronic devices.

Tags

NGSS.MS-PS3-3