Question

what are the two types of pure substance ?
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Answer 1

Explanation:

There are two types of pure substances: elements and compounds. Elements: are pure substances made up of only l type of atom. Atoms of the same element are identical in properties.

Answer 2

Answer:

Pure substances can be categorised into two groups based on their chemical characteristics: elements and compounds.

Explanation:

• Pure chemical elements and compounds can be found in nature in various forms.
• An element is a substance made of the same type of atoms as a compound, whereas a compound is made of various elements mixed together in a specific ratio.
• The elements iron, copper, hydrogen, and oxygen are a few examples.

Types of compounds:

• Salts and molecular compounds are the two categories into which compounds can be divided.
• Covalent bonds hold the atoms together in molecular molecules.
• Ionic bonds hold it together in salts.

Types of elements:

• The elements are grouped in a periodic table and divided into metallic and non-metallic groups based on their group membership.
• Main Group Metals, Transition Metals, and f-Block Metals are other classifications for metallic.
• Depending on their qualities, these are again segmented further.

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