Periodic Table and Metals Nonmetals and Metalloids

Michael, Henry, and Emma are studying chemistry together. They are discussing the periodic table and Henry asks, 'How many periods are there in the periodic table?'

• 8

• 10

• 12

• 7

How many groups are there in the periodic table?

• 20

• 12

• 8

• 18

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

• metals, nonmetals, and metalloids

• gases, liquids, and solids

• alkali metals, transition metals, and noble gases

• organic, inorganic, and synthetic

Which category of elements is typically shiny, malleable, and good conductors of heat and electricity?

• noble gases

• metals

• metalloids

• nonmetals

Which category of elements is typically dull, brittle, and poor conductors of heat and electricity?

• nonmetals

• metals

• metalloids

• alkali metals

During a science fair, Scarlett and James were discussing about different categories of elements. Scarlett said that there is a category of elements that has properties intermediate between metals and nonmetals. Can you help James identify which category Scarlett is referring to?

• transition metals

• metalloids

• alkali metals

• noble gases

What are some common properties of metals?

• low electrical and thermal conductivity, brittleness, and dullness

• low electrical and thermal conductivity, malleability, and ductility

• high electrical and thermal resistance, brittleness, and luster

• high electrical and thermal conductivity, malleability, ductility, and luster

Abigail, Arjun, and Evelyn are discussing the properties of nonmetals. Which of the following statements correctly describes some common properties of nonmetals?

• High melting and boiling points, good conductors of heat and electricity, tend to gain electrons

• Low melting and boiling points, good conductors of heat and electricity, tend to lose electrons

• Low melting and boiling points, poor conductors of heat and electricity, tend to gain electrons

• High melting and boiling points, good conductors of heat and electricity, tend to lose electrons

Jackson, Anika, and Rohan are studying the periodic table and discussing the properties of metalloids. Which of the following properties do they agree are common among metalloids?

• Low electrical conductivity, high melting point, and brittleness.

• High electrical conductivity, low melting point, and malleability.

• Semi-conductivity, intermediate electrical conductivity, and the ability to form alloys with metals.

• High electrical conductivity, high melting point, and ductility.

Henry found a gold ring, Avery discovered a piece of carbon, and Anika picked up a silicon chip. Identify the metal, nonmetal, and metalloid from their findings.

• Metal: Gold, Nonmetal: Carbon, Metalloid: Aluminum

• Metal: Copper, Nonmetal: Nitrogen, Metalloid: Boron

• Metal: Silver, Nonmetal: Hydrogen, Metalloid: Phosphorus

• Metal: Gold, Nonmetal: Carbon, Metalloid: Silicon