Concept explainers
(a)
Interpretation:
The diagram of the substance is of an atom, a molecule, or a formula unit is to be identified.
Concept introduction:
An atom is the smallest unit of a matter. A molecule consists of two or more atoms of same or different elements bonded together by covalent bonds. It consists of non-metals. A formula unit consists of two or more elements held together by ionic bonds. It consists of metals.
(b)
Interpretation:
The diagram of the substance is of an atom, a molecule, or a formula unit is to be identified.
Concept introduction:
An atom is the smallest unit of a matter. A molecule consists of two or more atoms of same or different elements bonded together by covalent bonds. It consists of non-metals. A formula unit consists of two or more elements held together by ionic bonds. It consists of metals.
(c)
Interpretation:
The diagram of the substance is of an atom, a molecule, or a formula unit is to be identified.
Concept introduction:
An atom is the smallest unit of a matter. A molecule consists of two or more atoms of same or different elements bonded together by covalent bonds. It consists of non-metals. A formula unit consists of two or more elements held together by ionic bonds. It consists of metals.
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