S o l i d s. A c c o r d i n g t o t h e K i n e t i c T h e o r y, t h e p a r t i c l e s o f a s o l i d a r e s o c l o s e l y p a c k e d t h a.

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Presentation transcript:

S o l i d s

A c c o r d i n g t o t h e K i n e t i c T h e o r y, t h e p a r t i c l e s o f a s o l i d a r e s o c l o s e l y p a c k e d t h a t t h e y t r a v e l o n l y a f r a c t i o n o f t h e i r d i a m e t e r b e f o r e c o l l i d i n g.

S o l i d s T h e p a r t i c l e s o f a s o l i d a r e a r r a n g e d i n a d e f i n i t e p a t t e r n.

S o l i d s n C r y s t a l - a r i g i d b o d y i n w h i c h t h e p a r t i c l e s a r e a r r a n g e d i n u n i t s w h i c h f o r m a r e p e a t i n g p a t t e r n. A l l t r u e s o l i d s u b s t a n c e s a r e c r y s t a l l i n e.

S o l i d s n U n i t C e l l - t h e s i m p l e s t r e p e a t i n g u n i t i n a c r y s t a l. n S p a c e L a t t i c e - t h e t h r e e - d i m e n s i o n a l a r r a n g e m e n t o f u n i t c e l l s r e p e a t e d o v e r a n d o v e r i n a g e o m e t r i c a r r a n g e m e n t.

E l e m e n t a r y C r y s t a l s n

N e t w o r k C r y s t a l s n

C r y s t a l D e f e c t s n

H y d r a t e d C r y s t a l s n

L i q u i d C r y s t a l s n

A m o r p h o u s M a t e r i a l s n

S o l i d s E n d