Exam: TOEFL

Definition: A type of chemical compound that contains arsenic, specifically in its trivalent form, often found in salts or esters.

Example: The scientist studied the effects of arsenite on plant growth.

Definition: Relating to or derived from arsenic, particularly when it has a lower oxidation state.

Example: The chemist studied the properties of arsenous compounds for their potential applications.

Definition: A colorless and very poisonous gas that has a garlic-like smell, used in chemical processes and warfare.

Example: The laboratory was evacuated due to the presence of arsine, which is highly toxic.

Definition: The intentional act of setting fire to property, usually to cause damage or for illegal purposes.

Example: The police arrested him for arson after he was caught setting fire to the abandoned building.

Definition: A person who deliberately sets fire to property, usually to cause damage or harm.

Example: The police arrested the arsonist after the fire destroyed several buildings.

Definition: Relating to a specific group of acids known as arsonous acids, which contain arsenic.

Example: The chemist studied the properties of arsonous compounds in the laboratory.

Definition: A yellow powder that was used in the past to treat certain infections, especially syphilis and yaws. It contains arsenic and is known to be toxic.

Example: Doctors used arsphenamine to treat syphilis before more effective medications were developed.

Definition: Created or designed with a focus on beauty or expression, often for decoration or aesthetic enjoyment.

Example: The art decorations in the gallery were truly inspiring.

Definition: A way of expressing ideas or feelings through creative activities like painting, music, or writing.

Example: She studied art in college and now works as a painter.

Definition: Not a valid English word.

Example: Not available.

Definition: An object made by a human being, typically an item of cultural or historical interest.

Example: The museum displayed an ancient artefact from the Roman Empire.

Definition: Relating to the main pathways or channels in a system, especially in terms of roads or blood vessels that carry oxygenated blood.

Example: The city is planning to expand its arterial roads to reduce traffic congestion.

Definition: A main road or street that allows for continuous traffic flow, often connecting different areas or regions.

Example: The new arterial road will help reduce traffic congestion in the city.