Question

assess it! part 2
use the vocabulary words from
ead it\ to complete the following sentences.
a particle that contains protons, neutrons, and electrons is called an (4)____. they can be linked to one another through (5)__. when groups of atoms are held together with these chemical bonds, we call that substance a (6)__, and we identify that substance using a (7)__ (e.g. sugar is c₆h₂₂o₁₁). when substances react (e.g. roasting a marshmallow) and chemical bonds are formed or broken, then a (8)____ has occurred.

Explanation:

• For (4): An atom is the basic particle of a chemical element, containing protons, neutrons, and electrons.
• For (5): Atoms are linked through chemical bonds.
• For (6): A molecule is a group of atoms held together by chemical bonds.
• For (7): A chemical formula is used to identify a substance (e.g., \(C_6H_{22}O_{11}\) for sugar).
• For (8): When chemical bonds are formed or broken in a reaction (like roasting a marshmallow), a chemical change has occurred.

Answer:

(4) atom
(5) chemical bonds
(6) molecule
(7) chemical formula
(8) chemical change