what determines the way an element reacts with other substances?'
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What Is the Tendency of an Element to React Closely Related To? Each element is unique in terms of reactivity. Most elements react readily in high temperatures, but some react quicker in the cold. The same tendency is observed in respect to pressure, with most elements reacting as pressure increases. However, some others react as pressure decreases. In terms of internal factors, a higher surface area correlates with greater reactivity because reagents have a greater chance of making contact with the substance.
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What determines the chemical properties of an element? I will give examples and explanations about the chemical properties of elements and how to determine them. Chemical properties are characteristics of a material that become evident when the material undergoes a chemical reaction or chemical change.
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- If you change the conditions in a way which changes the relative rates of the forward and back reactions you will change the position of equilibrium-in other words, change the proportions of the various substances present in the equilibrium mixture.
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Properties of Metals The method of extraction of a metal from its ore depends on the metal's position in the reactivity series. Gold, because it is so unreactive, is found as the native metal and not as a compound [compound: A compound is a substance formed by the chemical union (involving bond formation) of two or more elements. ] .
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Chemical composition From Wikipedia, the free encyclopedia. Chemical composition refers to the arrangement, type and ratio of atoms in molecules of chemical substances. Chemical composition varies when chemicals are added or subtracted from a substance, when the ratio of substances changes, or when other chemical changes occur in chemicals.The chemical composition of a substance determines the properties of the substance.This means that the way atoms are put together in something determines the color, density, strength, and other properties of the thing. This short article about chemistry can be made longer. You can help Wikipedia by adding to it.he chemical composition of a substance determines the properties of the substance. This means that the way atoms are put together in something determines the color, density, strength, and other properties of the thing. This short article about chemistry can be made longer. You can help Wikipedia by adding to it.
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Valence Electrons It is not the valence electrons themselves, but the number of valence electrons that determines the chemical properties of an element. Explanation: Elements whose atoms have the same number of valence electrons are grouped together in the Periodic Table.
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Test Bank Of Essentials of Anatomy And Physiology 7th Edition by Martini Bartholomew The three factors determine the chemical properties of an element:    The number and arrangement of electrons in an atom   The number of valence electrons   The … number and arrangement of electrons   . + 19 others found this useful.
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What determines the chemical properties of an element? Chemical properties are those properties that change the composition of an element or compound. Examples of chemical properties could include heat caused by combustion, a chemical’s reaction with water, or the pH of an element.
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- The number of subatomic particles in an atom can be determined by its atomic number (protons), its atomic mass (protons and neutrons) along with its charge. Atoms can combine to form compounds, this is what a chemical reaction is. The compound has totally different properties than the atoms of which it is made.
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What Determines the Chemical Properties of an Element? Quick Answer. The chemical properties of an element are determined by the electrons in the partly filled outermost shell. This shell is referred to as the valence shell. There are one or more subshells in each shell, and each subshell is made up of one or more atomic orbitals.
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FYI: What Would Happen If Every Element On The Periodic Table Came Into Contact Simultaneously? Atoms consist of a nucleus of neutrons and protons with a set number of electrons zooming around them. Molecules form when atoms’ electron orbitals overlap and effectively hold the atoms together. What you get when you mix all your atoms, Tuckerman says, will be influenced by what’s close to what. Oxygen, for example, is very reactive, and if it is closest to hydrogen, it will make hydroxide. If it is nearest to carbon, it will make carbon monoxide. “That random reactive nature applies to pretty much all elements,” Tuckerman says.
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Chemistry Final Review Law of definite properties. In any chemical compound, the masses of elements are always in the same proportion by mass. Law of multiple proportions. when two elements form more than one compound, the masses of one element that combine with the same mass of the other element are in the ratio of small, whole numbers.
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Chemical substance An element is a chemical substance made up of a particular kind of atom and hence cannot be broken down or transformed by a chemical reaction into a different element, though it can be transmuted into another element through a nuclear reaction.
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- Note that the number of atoms of each element is the same on each side of the reaction: four iron atoms and six oxygen atoms. This is required by the law of mass conservation and the immutability of elements (in the absence of nuclear reactions, which we will not consider in Chem 5).
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- Summary. 1  A chemical reaction happens when one or more substances change into entirely new substances with different properties. 2  The clues of a chemical reaction are production of a gas, change in temperature, color change, production of a precipitate.
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How Is the Identity of an Element Determined? The identity of an element is determined by the total number of protons present in the nucleus of an atom contained in that particular element. An atom is the smallest fundamental unit of an element. Continue Reading.
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Reactivity of Elements Reactivity of Elements in the Periodic Table. The atoms which lose electrons to form positive ions are the electro-positive elements or the metals whereas the atoms which gain electrons to form negative ions are called electro-negative elements or the non-metals.
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- The three factors determine the chemical properties of an element:    The number and arrangement of electrons in an atom   The number of valence electrons   The … number and arrangement of electrons   . + 19 others found this useful. Zak Austin.
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- Chemical properties describe the way a substance can change or react to form other substances. These properties, then, must be determined using a process that changes the identity of the substance of interest(i.e. extensive properties).
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- Reactions and compounds. New substances are formed by chemical reactions. When elements react together to form compounds their atoms join to other atoms using chemical bonds. For example, iron and sulfur react together to form a compound called iron sulfide.
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Factors that Affect the Chemical Reaction Rate The rate of a chemical reaction depends on the medium in which the reaction occurs. It may make a difference whether a medium is aqueous or organic; polar or nonpolar; or liquid, solid, or gaseous. Reactions involving liquids and especially solids depend on the available surface area.
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Atomic number Hence, it is the atomic number alone that determines the chemical properties of an element; and it is for this reason that an element can be defined as consisting of any mixture of atoms with a given atomic number. New elements. The quest for new elements is usually described using atomic numbers.
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- The number of ______________ will determine what properties an element has (such melting point, reactivity, metallic, or conductivity) Alkali metals - they really want to give away the one valence electron that they have.
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- The factors that change the reaction rates of chemical reactions are: 1)temperature 2)concentration 3)pressure 4)physical state 5)a catalyst.
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The History of the Periodic Table The elements on the periodic table exhibit different levels of reactivity based on the number of electrons in their highest energy shells. Learning Objective. Predict whether an atom will undergo ionization to provide an anion or cation based on its valence shell electron configuration.