Question

here are four sketches of substances. each sketch is drawn as if a sample of the substance were under a microscope so powerful that individual atoms could be seen. decide whether each sketch shows a sample of an element, a compound, or a mixture. substance x element compound mixture substance y element compound mixture substance z element compound mixture substance t element compound mixture

Explanation:

• Substance X: It consists of identical molecules made up of two different types of atoms. This is the characteristic of a compound.
• Substance Y: It consists of identical atoms. This is the characteristic of an element.
• Substance Z: It consists of two different types of molecules (or atoms). This is the characteristic of a mixture.
• Substance T: It consists of identical molecules made up of two different types of atoms. This is the characteristic of a compound.

Answer:

Substance X: compound, Substance Y: element, Substance Z: mixture, Substance T: compound