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WJEC Chemistry A-Level > Group 3 - Unit3.3 > Flashcards

Group 3 - Unit3.3 Flashcards

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1
Q

difference between hexagonal and cubic
HEXAGONAL:

A

hexagonal
- weak forces between layers
- no delocalised electrons
- polar(boron nitrate)
- used as insulator

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2
Q

⁻difference between hexagonal and cubic
CUBIC:

A

Cubic
- tetrahedral structure
- high m.p
- wear resistant coating + industrial abrasives

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3
Q

what is a nucleophile

A

an electron rich species

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4
Q

what is a electrophile

A

an electron deficient species

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5
Q
A
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WJEC Chemistry A-Level (16 decks)

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