what are chemical properties of bases?
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['Bases change the colour of litmus from red to blue.', 'They are bitter in taste.', 'Bases lose their basicity when mixed with acids.', 'Bases react with acids to form salt and water. ... ', 'They can conduct electricity.', 'Bases feel slippery or soapy.', 'Some bases are great conductors of electricity.']
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['They have same functional group.', 'they have same general formula of representation.', 'they have same general method of preparation.', 'They have same chemical properties.', 'Adjacent members are differ from each other by CH2 unit.']
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Originally Answered: What are the differences between acids and bases? Acids and bases are two types of corrosive substances. Any substance with a pH value between 0 up to 7 is considered acidic, whereas a pH value of 7 to 14 is a base. Acids are ionic compounds that break apart in water to form a hydrogen ion (H+).
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Physical properties are those that can be determined or measured without changing the composition or identity of the substance. These properties include color, odor, taste, density, melting point, boiling point, conductivity, and hardness.
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Compared to amines, amides are very weak bases. ... Therefore, amides don't have as clearly noticeable acid–base properties in water. This relative lack of basicity is explained by the withdrawing of electrons from the amine by the carbonyl.
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Summary. Acid and base properties of organic compounds are much the same as the properties of inorganic acids and bases. There are both strong and weak inorganic acids and bases, however, while organic acids and bases are universally weak acids and weak bases.
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['Nitrogenous Base. Purines and pyrimidines are the two categories of nitrogenous bases. ... ', "Pentose Sugar. In DNA, the sugar is 2'-deoxyribose. ... ", 'Phosphate Group. A single phosphate group is PO43-.']
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In chemistry, a base is a substance that can either accept hydrogen ions (protons) or, more generally, donate a pair of valence electrons; it can be thought of as the chemical opposite of an acid. Strong bases are commonly, though not exclusively, formed from the hydroxides of alkali metals and alkaline earth metals.
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Een base is een molecuul dat een proton (H +) op kan nemen. In een basische oplossing is de concentratie OH - groter dan in zuiver water, de oplossing heeft een hoge pH waarde. K b wordt de baseconstante genoemd. Dit is de waarde van de evenwichtsconstante voor een reactie met een base.
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It also considers their simple physical properties such as solubility and boiling points. Aldehydes and ketones are simple compounds which contain a carbonyl group - a carbon-oxygen double bond.
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And since the Bronsted-Lowry definition of a base is a Proton (H^+) acceptor, it is a very strong base as the OH^- will accept a proton very readily from the acid ( which is classed as a Proton donor ) as its negative charge makes it a very strong nucleophile.
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Properties that can be determined without changing the composition of a substance are referred to as physical properties. Characteristics such as melting point, boiling point, density, solubility, color, odor, etc. are physical properties.
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Compounds are made up of elements that are chemically joined. Like elements, compounds have properties that allow us to identify them. Learn about physical properties, like color, odor, melting point and boiling point, as well as chemical properties in this lesson.
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['Bitter taste (opposed to sour taste of acids)', 'Slimy, or soapy feel on fingers (Slippery)', 'Many bases react with acids and precipitate salts.', 'Strong bases may react violently with acids. ... ', 'Bases turn red litmus paper blue.', 'Bases are substances that contain metal oxides or hydroxides.']
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Characteristics such as melting point, boiling point, density, solubility, color, odor, etc. are physical properties. ... Reactions of a substance, either with itself or with another substance are chemical properties. Physical and chemical properties can be used to classify a substance as ionic or molecular.
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What is the relationship between a base and a basic solution? A base is a compound that produces hydroxide ions in solution. A basic solution contains lower concentration of H+ ions than pure water and pH values above 7.
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Physical properties include color, density, hardness, and melting and boiling points. A chemical property describes the ability of a substance to undergo a specific chemical change. To identify a chemical property, we look for a chemical change.