Group 18 Flashcards Preview

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Flashcards in Group 18 Deck (7)
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1
Q

What oxidation states are known for group 18?

A

+2, +4 and +6.

2
Q

What is the shape of XeF6?

A

Trigonal bipyramidal.

3
Q

Why is the shape of XeF6 observed?

A

It has a stereochemically inactive lone pair.

4
Q

What forms of fluoride xenons are known?

A

XeF2, XeF4, XeF6.

5
Q

What do all Xe fluorides react with?

A

H2O.

6
Q

What is XeO3?

A

A highly explosive colourless solid.

7
Q

What is the structure of XeO3?

A

Trigonal pyramid.