The Halogens Flashcards

-Know the names, symbols, properties and some uses of the halogens.

1
Q

What group are the Halogens?

A

The Halogens are Group seven

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2
Q

Which Halogen reacts with Every element on the periodic table?

A

Fluorine

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3
Q

Which elements are the halogens?

A
  • Fluorine
  • Chlorine
  • Bromine
  • Iodine
  • Astatine
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4
Q

What is the symbol for Fluorine?

A

F

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5
Q

What is the symbol for Chlorine??

A

Cl

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6
Q

What is the symbol for Bromine?

A

Br

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7
Q

What is the symbol for Iodine?

A

I

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8
Q

What is the symbol for Astatine?

A

At

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9
Q

Which of the halogens are more reactive?

A

Fluorine and Bromine

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10
Q

Which of the halogens are less reactive?

A

Chlorine, Iodine and astatine being the least.

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11
Q

What is a use for fluorine?

A

tooth paste

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12
Q

What is a use for Chlorine?

A

Disinfectant

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13
Q

What is a use for Bromine?

A

Water purifier

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14
Q

What is a use for Iodine?

A

disinfectant

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15
Q

What is a use for Astatine?

A

radiotherapy

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16
Q

how many electrons do they have in their outer energy level?

A

7

17
Q

how reactive are the halogens?

A

Highly reactive

18
Q

Are the halogens metals or nonmetals?

A

nonmetals

19
Q

What do the halogens form?

A

salts