15 questions
Everything in the world is made up of ________
Elements are
made up of two types of atoms
substances chemically joined together
made up of one type of atom
easily separated
Metals are known to be...
Good conductors of heat, but poor conductors of electricity
Good conductors of electricity and are brittle
Malleable and dull in appearance
Shiny in appearance and good conductor of heat
Metals can be identified by
Dissolving them in water
Flame testing
Chromatography
Filtering
Noble gases
React violently with water
Are incredibly unreactive
Have a slight reaction with water
As the elements get closer to the bottom of the alkali metals
they become more reactive
they become less reactive
they become more unreactive
has no change
What is the name of the group shown?
Transition Metals
Noble Gases
Alkali Metals
Hallogens
The correct defintion of a mixture
subtances that make up everything in the world
two or more different substances chemically joined together
substances made up of one type of atom
two or more different substances together without chemically joining
A technique used to separate a mixture of water and an insoluble substance
Boiling
Filtering
Chromatography
Magnets
A technique used to separate mixtures of dissolved substances
Filtering
Boiling
Chromatography
Magnets
Which of the following is an example of a element and compound mixture
Water and salt
Oxygen and Nitrogen
Nitrogen and Hydrogen
Water and oxygen
Compounds containing only two elements end with
-ate
-ite
-ide
-ade
What is the name of the group shown?
Noble Gases
Hallogens
Transition Metals
Alkali Metals
The group shown is
Noble Gases
Transition Metals
Hallogens
Alkali Metals
Compounds are
substances chemically joined together
chemicals that exist in the same areas as one another
substances containing only one type of atom
found on the Periodic Table