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Define chemical. chemical synonyms, chemical pronunciation, chemical translation, English dictionary definition of chemical. adj. 1. Of or relating to chemistry. 2. Of or relating to the properties or actions of chemicals. 3. Of or relating to chemical weapons: chemical warfare.... Chemical - definition of chemical by The Free Dictionary

A chemical is any substance that has a defined composition. In other words, a chemical is always made up of the same "stuff." Some chemicals occur in nature ...

28.06.2008 · Chemical Definition (noun) Everything which has mass is a chemical. Anything consisting of matter is a chemical. Any liquid, solid, gas. A …

A chemical substance may well be defined as "any material with a definite chemical composition" in an introductory general chemistry textbook. According to this definition a chemical substance can either be a pure chemical element or a pure chemical compound. But, there are exceptions to this definition; a pure substance can also be defined as a form of matterthat has both definite comp…

British Dictionary definitions for chemical chemical / ( ˈkɛmɪkəl) / noun any substance used in or resulting from a reaction involving changes to atoms or molecules, especially one derived …

Medical definitions for chemical ... adj. Of or relating to chemistry. Of or relating to the properties or actions of chemicals. n. ... A substance with a distinct ...

chemical noun [ C ] uk / ˈkemɪk ə l / us any basic substance which is used in or produced by a reaction involving changes to atoms or molecules: The government has pledged to reduce the amount of chemicals used in food production. Each year, factories release millions of tonnes of toxic chemicals into the atmosphere. chemical adjective uk

A chemical substance may well be defined as "any material with a definite chemical composition" in an introductory general chemistry textbook.

adj. 1. Of or relating to chemistry. 2. Of or relating to the properties or actions of chemicals. 3. Of or relating to chemical weapons: chemical warfare. n.

The current model of atomic structure is the quantum mechanical model. Traditional chemistry starts with the study of elementary particles, atoms, molecules, substances, metals, crystals and other aggregates of matter. Matter can be studied in solid, liquid, gas and plasma states, in isolation or in combination. The interactions, reactionsand transformations that are studied i…

chemistry: [noun] a science that deals with the composition, structure, and properties of substances and with the transformations that they undergo.

chemical | American Dictionary ... any basic substance that is used in or produced by a reaction involving changes to atoms or molecules: His ...

A chemical is any mix of raw elements: hydrogen + oxygen produce the chemical water. Water is created by a change in the chemistry of hydrogen and oxygen ...

The meaning of CHEMICAL is of, relating to, used in, or produced by chemistry or the phenomena of chemistry. How to use chemical in a sentence.

May 08, 2019 · Chemical Definition (noun) Everything which has mass is a chemical. Anything consisting of matter is a chemical. Any liquid, solid, gas. A chemical includes any pure substance; any mixture.

Chemical Definition (noun) ... Everything which has mass is a chemical. Anything consisting of matter is a chemical. Any liquid, solid, gas. A ...

24.01.2020 · Updated on January 24, 2020 A chemical property is a characteristic or behavior of a substance that may be observed when it undergoes a chemical change or reaction. Chemical properties are seen either during or following a reaction since the arrangement of atoms within a sample must be disrupted for the property to be investigated.

chemical noun [ C ] uk / ˈkemɪk ə l / us any basic substance which is used in or produced by a reaction involving changes to atoms or molecules: The government has pledged to reduce the …

As a noun, the common definition of chemical is a substance that is produced or used in a process (reaction) involving changes to atoms or ...

Chemicals are substances that are used in a chemical process or made by a chemical process. The whole food chain is affected by the over-use of chemicals in ...

British Dictionary definitions for chemical chemical / ( ˈkɛmɪkəl) / noun any substance used in or resulting from a reaction involving changes to atoms or molecules, especially one derived artificially for practical use adjective of or used in chemistry chemical balance of, made from, or using chemicals chemical fertilizer Derived forms of chemical

The meaning of CHEMICAL is of, relating to, used in, or produced by chemistry or the phenomena of chemistry. How to use chemical in a sentence.

Define chemical. chemical synonyms, chemical pronunciation, chemical translation, English dictionary definition of chemical. adj. 1. Of or relating to chemistry. 2. Of or relating to the properties or actions of chemicals. 3. Of or relating to chemical weapons: chemical warfare.... Chemical - definition of chemical by The Free Dictionary