- A stream of electrons
- Charged particles
- Move with speed as that of light
- Can be deflected by magnetic field
- 3d elements show more oxidation states than 4f series elements
- the energy difference between 3d and 4s orbitals is very little
- Europium is more stable than CeII)
- the paramagnetic character in 3d series elements increases from scandiumto copper
- Adsorption
- Tyndall effect
- Flocculation
- Paramagnetism
- Forest
- Coal
- Water
- Forest organism
- Sound
- SO2
- Salts of arsenic
- Sewage
- A catalyst can initiate a reaction
- It does not alter the position of equilibrium in a reversible reaction
- A catalyst remains unchanged in quantity and composition at the end of reaction
- Catalysts are sometimes very specific in respect of a reaction
- calcium phosphate
- nickel phosphate
- copper ferrocyanide
- calcium sulphate
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