Respuesta :

Answer: Solids, gases, or liquids

Explanation:

Matter can undergo physical and chemical changes called Phase Changes. Substances are classified based on physical states, often referred to as the States of Matter. At room temperature and pressure the common Physical States of elements are solids, gases or liquids.

Most are solids only 11 are gases and 2 are liquids

The most common physical state of elements in the periodic table is Solids as there are about 84 elements which exists as solids at room temperature and pressure in the periodic table

Elements in the periodic table can exist as one of the prominent physical states at room temperature and pressure.

These physical state may be;

  • Solid
  • Liquid
  • or Gas

  • Elements which are solid at Room Temperature are about 84.

  • At room temperature and pressure, only two elements are existent in liquid phase are: Bromine. Mercury.

  • A look at the periodic table evidently tells that there are 11 elements in the table that exist in the gaseous state at room temperature and pressure.

These elements are Hydrogen, Helium, Nitrogen, Oxygen, and the other Noble gases.

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