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| ozone | |||
| ozone An allotropic form of oxygen containing three atoms in the molecule. It is a bluish gas, very active chemically, and a powerful oxidizing agent. Ozone is formed when oxygen or air is subjected to a silent electric discharge. It occurs in ordinary air in very small amounts only | |||
| O3 ozone | |||
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| O2 | |||
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ozono : 229 phrases in 17 subjects |