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OXIDATION NO
| Question | Answer |
|---|---|
| OXIDATION EXAMPLE... | BURNING FUELS RUSTING IRON, BLEACHING OF DYES. |
| EXTRACTION OF METAL FORM ITS ARE IS ... | REDUCTION |
| WHEN METHANE BURN... | O2- REDUCED AND METHANE IS OXIDISED. |
| REMOVAL OF OXYGEN IN A SPECIES. ... | IS REDUCTION. |
| FE2O3 + 3CO 2FE + 3CO2 EXAMPLE OF REDOX IN BLAST FURNACE... | EXTRACTION OF IRON. IRON OXIDE LOSES OXYGEN AND IS REDUCED, C0 GAIN OXYGEN AND IS OXIDISED. |
| GAIN OF OXYGEN... | OXIDATION. LOSS OF ELECTRON |
| CHLORINE GAS IS BUBBLED INTO AQUEOUS HYDROGEN SULPHIDE... | THE HYDROGEN SUPHIDE IS OXIDISED TO SULFUR BY REMOVAL OF HYDROGEN. THE CHLORINE IS REDUCED HCL BY ADDING HYDROGEN. H2S + CL2 2HCL. |
| GAIN OF HYDROGEN ... | REDUTION |
| LOSS OF HYDROGEN ... | OXIDATION |
| THE COMBUSTION OF MAGNESIUM IN OXYGEN ... | IS OXIDATION. MG + ½ O2 MGO. |
| MAGNESIUM HAS ELECTRON CONFIGURATION [NE] 3S2 ... | EACH MAGNESIUM ATOM LOSES ITS OUTER 2 ELECTRONS BECOMING (3S0) THE OXYGEN GAINS THE ELECTRONS RESULTS IN FORMATION OF MG2+ AND O2- IONS. O + 2E- O2-. |
| MAGNESIUM IS OXIDISED ... | COZ HAS LOST ELECTRONS – CL AND O ARE REDUCED. OILRIG. |
| REDUCTION OF IRON OXIDE IN BLAST FURNACE ... | FE3+ + 3E- FE. |
| WHEN CL (G) IS PASSED OVER KBR ... | THE BROMIDE IONS LOSES ELECTRONS AND BECOME BROMINE. THE CHLORINE MOLECULES GAINS THE ELECTRONS (REDUCED) BECOMES CHLORIDE IONS. BROMIDE IONS OXIDISED TO BROMINE, CHLORINE REDUCED TO CHLORINE IONS. |
| OXIDISING AND REDUCING AGENTS CHLORINE SEEN AS | OXIDISING AGENT. THE BROMIDE IONS HAVE REDUCED THE CHLORINE (REDUCING AGENT). |
| IF OXIDISED ARE ... | THE REDUCING AGENT |
| IF REDUCE ... | IS THE OXIDISNG AGENT. |
| AN OXIDISING AGENT IS ... | A SPECIES (ATOM, MOLECULE OR ION) THAT OXIDISE ANOTHER SPECIES BY REMOVING ONE OR MORE ELECTRONS. |
| REDUCING AGENT ... | REDUCES ANOTHER SPECIES GIVING IT ONE OR MORE ELECTRONS. |