![When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red - brown vapours of bromine from the lower jar go upward When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red - brown vapours of bromine from the lower jar go upward](https://haygot.s3.amazonaws.com/questions/513648_342063_ans.jpg)
When a gas jar full of air is placed upside down on a gas jar full of bromine vapours, the red - brown vapours of bromine from the lower jar go upward
![Bromine vapour is heavier than air Even soit spreads upwards in the following experiment Why Place an open gas jar of air upside down on an open gas jar containing a few Bromine vapour is heavier than air Even soit spreads upwards in the following experiment Why Place an open gas jar of air upside down on an open gas jar containing a few](https://content-grail-production.s3.amazonaws.com/quetsion-media/a2890605-eba4-4074-b136-b8e8f415dc12-image.png)
Bromine vapour is heavier than air Even soit spreads upwards in the following experiment Why Place an open gas jar of air upside down on an open gas jar containing a few
![A bottle of perfume is opened in the room why can we smell it after a while This is called diffusion Diffusion is when particles move from a high. - ppt download A bottle of perfume is opened in the room why can we smell it after a while This is called diffusion Diffusion is when particles move from a high. - ppt download](https://images.slideplayer.com/25/7901575/slides/slide_6.jpg)
A bottle of perfume is opened in the room why can we smell it after a while This is called diffusion Diffusion is when particles move from a high. - ppt download
![IGCSE Chemistry: 1.4 describe and explain experiments to investigate the small size of particles and their movement including: IGCSE Chemistry: 1.4 describe and explain experiments to investigate the small size of particles and their movement including:](http://1.bp.blogspot.com/-bQTzI7SOYSc/VnfUUwfUNAI/AAAAAAAAAE4/cmSbXiVtN_E/s1600/image002.gif)
IGCSE Chemistry: 1.4 describe and explain experiments to investigate the small size of particles and their movement including:
![GASES LIQUIDS SOLIDS States of Matter, kinetic particle theory models diagrams state changes, melting, boiling, evaporation, condensing, freezing, solidifying, cooling curves particles pictures elements compounds mixtures heat conduction electrical ... GASES LIQUIDS SOLIDS States of Matter, kinetic particle theory models diagrams state changes, melting, boiling, evaporation, condensing, freezing, solidifying, cooling curves particles pictures elements compounds mixtures heat conduction electrical ...](https://www.docbrown.info/page03/3_52states/Image91.gif)