Exam: TOEFL

Definition: The process of adding iodine to a compound, often used in chemistry to modify the properties of the substance.

Example: The iodination of the organic compound improved its reactivity in the experiment.

Definition: A chemical element that is a dark gray or black solid, often used in medicine and photography. It is known for its antiseptic properties and is important for thyroid health.

Example: The doctor recommended using iodine to clean the wound.

Definition: To treat or combine with iodine, often used in the context of food preservation or medical applications.

Example: The chef decided to iodise the salt to enhance its nutritional value.

Definition: A medical condition caused by the use of iodine and its compounds, leading to symptoms like heart palpitations, feelings of sadness, weight loss, and skin eruptions.

Example: The doctor diagnosed her with iodism after she experienced severe symptoms following iodine treatment.

Definition: To treat or mix something with iodine or an iodide, often to enhance its nutritional value, such as adding iodine to salt.

Example: Many countries iodize their table salt to prevent iodine deficiency in the population.

Definition: Describes something that has been treated with iodine or an iodide, often to enhance its nutritional value.

Example: Many table salts are iodized to help prevent iodine deficiency.

Definition: A yellowish crystalline compound made of iodine, used mainly as an antiseptic.

Example: The doctor applied iodoform to the wound to prevent infection.

Definition: A light-sensitive pigment in the eye that helps with vision in bright light.

Example: Iodopsin is essential for our ability to see colors during the day.

Definition: A particle that has an electric charge because it has gained or lost electrons.

Example: In a battery, ions move between the electrodes to create electricity.

Definition: The state or quality of being ionic, which refers to the presence of ions in a substance or the degree to which a compound exhibits ionic characteristics.

Example: The ionicity of the compound affects its electrical conductivity.