Question

fill in the blank 4 points
write the correct term by the picture: word bank: element, compound, mixture, molecule

Explanation:

• A: It shows only one type of atom, so it is an element.
• B: It shows molecules made up of the same type of atom, so it is an element (in molecular form).
• C: It shows molecules made up of different types of atoms (in a fixed ratio), so it is a compound.
• D: It shows a combination of different substances (elements and compounds), so it is a mixture.

Answer:

A. element
B. element
C. compound
D. mixture