jeopardy 8th chapter 15

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3

Used in solar cells, light meters, photographic

materials

selenium

Baseball bats, cookware, soft

drink cans

aluminum

Used as semiconductor in

electronics

silicon

Kills bacteria in water

chlorine

Used in the head (tip) of matches

phosphorus

Used as fuel in nuclear power

plants

plutonium

Lowest melting point of any metal;

used in thermometers

Mercury

A row of elements whose properties change gradually and predictably.

period

has luster, is a good conductor of heat and electricity, is

malleable and ductile

metal

A substance that can make something

happen faster but is not changed itself

catalyst

This means “salt-former”

halogens

Group 1 is known as this..

Alkali metals

Gases or brittle solids at room

temperature, poor heat conductors

nonmetals

Chemist who arranged elements

by atomic mass

Mendeleev

Elements that do not occur naturally

Synthetic elements

The second most abundant element

on earth

silicon

The group of elements that are

resistant to chemical reactions

Group 18

What is group number of Oxygen

family?

Group 16

Able to be hammered into thin

sheets

malleable

What group is Carbon in?

Group 14

What group is Potassium in?

Group 1

What is the atomic number of Lead?

82

What is the atomic number of Krypton?

36

Is Phosphorus and metal or nonmetal?

nonmetal

Name the elements in Group 14

Carbon, Silicon, Germanium, Tin,

Lead

Is Arsenic a metal, nonmetal or metalloid?

metalloid

True or False? Group 16 contains metals, nonmetals,

and metalloids.

False

Is Helium a metal or nonmetal?

nonmetal

Is Iodine a metal or nonmetal?

nonmetal

What group is Arsenic in?

Group 15

Make your wager

Which two groups have nonmetals,

metals and metalloids?

Group 14

Group 15