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NO2 is a strongly electron withdrawing group, making the ring more electrophilic (pi withdrawing).NMe2 is a strongly electron donating group, making the ring more nucleophilic (pi donating).These changes ...

Benzene is a circular molecule composed of 6 carbon atoms, each forming a single bond to two other carbons and one hydrogen. The fourth electron in the valence shell of each carbon is placed in a p orbita...

In graphite, the cations are arranged in layers (sheets of carbon atoms)The layers are able to slide over each other without interrupting the bonding within the layersHence, graphite can act as a lubrican...

For molecules to react with each other, they need to react frequently with the correct speed, enough energy and in the correct direction. An increase in temperature increases the kinetic energy of molecul...

When a Metal and acid react together they form a salt, and hydrogen gas. You can't really see the salt when is is formed, as salts dissolve in solution. However you can see the hydrogen gas bubbles. So fi...