Properties of Groups of Elements

Which of these is a distinguishing property for the noble gases?

• Soft - can cut with a plastic knife

• Unreactive - don't give or receive electrons

• Shiny - exhibits luster

• Poor conductors of electricity

Which of these is a distinguishing property for the alkali metals?

• Soft - can cut with a plastic knife

• Unreactive - don't give or receive electrons

• Shiny - exhibits luster

• Poor conductors of electricity

Which of these is a distinguishing property for the nonmetals?

• Soft - can cut with a plastic knife

• Unreactive - don't give or receive electrons

• Shiny - exhibits luster

• Poor conductors of electricity

An unknown element is observed to be shiny, malleable, ductile, and is found to conduct heat and electricity very well. What group might this element fall into?

• Alkali metals

• Alkali earth metals

• Transition metals

• Non-metals

Select which of these are properties of non-metals

• Good conductors of heat & electricity

• Colorful

• Form anions (negative charges)

• Soft

• Varying physical states at room temp

Which of these are considered "multivalent?"

• transition metals

• non-metals

• halogens

• alkali metals

Which of these will form a -1 charge?

• transition metals

• non-metals

• halogens

• alkali metals

Which of these are silvery-white?

• transition metals

• alkali earth metals

• halogens

• alkali metals

Which of these are excellent conductors of heat & electricity and are hard, yet malleable & ductile?

• transition metals

• alkali earth metals

• halogens

• alkali metals

Tags

NGSS.MS-PS3-3

Which of these are not good conductors of heat & electricity?

• noble gases

• alkali earth metals

• halogens

• non-metals