ST4_Elements and Compounds

It is the building block of matter that cannot be separated into simpler substances by physical or chemical means.

• Periodic Table of Elements

• Essential Elements

• Atoms

• Compound

It is the tabular arrangement of elements based on its atomic number, atomic mass and recuring chemical properties.

• Periodic Table of Elements

• Essential Elements

• Atoms

• Compound

A combination of two or more elements in a fixed proportion by chemical means.

• Periodic Table of Elements

• Essential Elements

• Atoms

• Compound

Elements that are needed by organisms for growth and development are called

• Periodic Table of Elements

• Essential Elements

• Atoms

• Compound

Those elements that are present in large amounts are categorized as ___

• Micronutrients

• Macronutrients

• Ductility

• Malleability

Those elements that are present in smaller or in lower concentration are called ___

• Micronutrients

• Macronutrients

• Ductility

• Malleability

The physical property of a material is associated with the ability to be stretched into wire without breaking.

• Micronutrients

• Macronutrients

• Ductility

• Malleability

The only metal element that is liquid in room temperature.

• Hydrogen

• Oxygen

• Mercury

• Nitrogen

The most abundant element in the universe.

• Hydrogen

• Oxygen

• Mercury

• Nitrogen

Most abundant element in our body.

• Hydrogen

• Oxygen

• Mercury

• Nitrogen