Exam: IELTS

Definition: Describes something that has undergone a chemical reaction with oxygen, often resulting in a change in color or composition.

Example: The metal has oxidized, giving it a rusty appearance.

Definition: To undergo a chemical reaction where a substance combines with oxygen, often resulting in a change in its properties.

Example: The metal has oxidized, causing it to turn a reddish color.

Definition: A material that helps another substance to burn by providing oxygen or by removing electrons from it.

Example: Hydrogen peroxide is a common oxidizer used in various chemical reactions.

Definition: A device that measures how much oxygen is in the blood.

Example: The doctor used an oximeter to check the patient's oxygen levels.

Definition: The process of measuring how much oxygen is in the blood, especially in the arteries.

Example: Doctors use oximetry to check the oxygen levels in patients' blood.

Definition: A type of acid that contains oxygen in its molecular structure.

Example: Sulfuric acid is an example of an oxyacid that is widely used in industry.

Definition: A chemical element that is essential for life, making up about 21% of the Earth's atmosphere. It is a colorless and odorless gas that supports breathing in animals and plants and is necessary for burning substances.

Example: Plants produce oxygen during photosynthesis, which is vital for most living organisms.

Definition: A substance that contains oxygen, often added to fuel to help it burn more completely.

Example: Ethanol is a common oxygenate used in gasoline to reduce emissions.

Definition: To treat or mix something with oxygen to enhance its quality or function.

Example: The doctor decided to oxygenate the patient's blood to improve their health.

Definition: The process of adding oxygen to something, often to improve its quality or function.

Example: Oxygenation is essential for the survival of aerobic organisms.

Definition: A device that adds oxygen to water or blood, often used in aquariums or medical procedures.

Example: The aquarium's oxygenator keeps the water healthy for the fish by ensuring they have enough oxygen.

Definition: Relating to or producing oxygen.

Example: Plants are oxygenic organisms that release oxygen during photosynthesis.