periodic table Flashcards by Linda Nie | Brainscape

Q

What is the name for Group 1 elements?

A

alkali metals

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Q

What is the name for Group 2 elements?

A

alkaline earth metals

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Q

What is the name for elements such as boron and silicon?

A

metalloids or semi-metals

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Q

What is the name for Group 7 elements?

A

halogens

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Q

What is the name for Group 0 elements?

A

noble gases

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Q

Positive ions are called?

A

cations

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Q

Negative ions are called?

A

anions

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Q

In metal groups, reactivity …… down the group.

A

increase

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Q

In non-metal groups, reactivity…. down the group.

A

decrease

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Q

Aluminium is used for?

A

making soft drink cans

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Q

Chlorine is used for?

A

killing bacteria in water

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Q

Helium is used for?

A

filling balloons

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Q

Lithium is used for?

A

making lithium ion batteries for phones and computers

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Q

Magnesium is used for?

A

producing brilliant white sparks in fireworks

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Q

Oxygen is used for?

A

helping patients with breathing difficulties

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Q

Phosphorus is used for?

A

making matches

Q

Silicon is used for?

A

making computer chips or glass

Q

How is a cation formed?

A

by losing electrons

Q

How is anion formed?

A

by gaining electrons