Type
Crossword
Description

This crossword contains the following questions and answers:

A compound which have the same molecular formula but a different structural formula Isomer
Hydrocarbon having the general formula CnH2n+2 Alkane
Hydrocarbon that contains one or more carbon-carbon double bonds. Alkenes with only one carbon-carbon double bond have the general formula CnH2n Alkene
A substance that increases the rate of a chemical reaction without itself undergoing any permanent chemical change Catalyst
Reaction of alkenes with hydrogen, water or bromine Addition reaction
An organic acid containing the carboxyl group, -COOH. Carboxylic acid
The chemical name for burning Combustion
The breaking down of long chain hydrocarbon molecules a catalyst to produce smaller hydrocarbon molecules and/or hydrogen. Catalytic cracking
The conversion of glucose by microorganisms such as yeast into ethanol and carbon dioxide. Fermentation
A process that separates the components in a mixture on the bases of their different boiling points Fractional distillation
Organic compounds made up from the elements hydrogen and carbon only Hydrocarbons
A very large molecule built up of a number of repeating units called monomers Polymer
A formula which shows how the atoms are arranged in a molecule Structural formula
A family of organic compounds with members of the family having the same functional group and similar chemical properties Homologous series
The temperature at which a substance boils and turns to vapour Boiling point
A molecule that can be bonded to other identical molecules to form a polymer monomer
A mixture of hydrocarbons present under the earth's crust as a black sticky liquid Crude oil
A group of molecules attached to a backbone chain of a long molecule Side group
Used for fractional distillation of crude oil. Fractioning column
a sweet smelling chemical made by reacting an alcohol with an organic acid Esters

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Organic Chemistry Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

What alkane has 5 carbons? Pentane
What homologous series has a functional group of C=C? Alkenes
All ___________ compounds contain carbon. Organic
How many carbons dose butene have? Four
Alkenes are a _______ hydrocarbon because they have a C=C bond. Unsaturated
What is ethanol? Alcohol
What is the functional group of carboxylic acid? -COOH
Carboxylic acids react with alcohols to form _________ Esters
Alkanes only contain _______ bonds. Single
Unsaturated hydrocarbons decolourises __________ water. Bromine
Carboxylic acids react with hydroxides to produce a salt and _________. Water
_________ are large molecules built up from small units (monomers). Polymers
Nylon is used for ______ , clothes and fishing nets. Ropes
Proteins and what are a constituents of food. Carbohydrates
Proteins are made out of what acids? Amino
_______ are proteins that act as a biological catalyst. Enzymes
In fractional distillation separates petroleum into what? Fractions
__________ gases don't condense in a fractionating column. Refinery
Naphtha is used for making what? Chemicals
Alkanes are generally ________ except when burning. Unreactive

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Organic Chemistry Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A hydrocarbon with the general formula CnH2n+2 Alkane
A hydrocarbon containing one or more C=C bonds and having the general formula CnH2n Alkene
A compound with an -OH functional group and general formula CnH2n+1OH Alcohol
A weak acid that has a general formula of CnH2n+1COOH Carboxylic acid
A compound containing only carbon and hydrogen Hydrocarbon
Occurs when there is not enough oxygen to react completely with the substance burned Incomplete combustion
Substance with the same molecular formula but different arrangement of atoms Isomers
Fuel formed from the remains of tiny dead, sea creatures and plants over millions of years Fossil fuels
The separation of different substances in a liquid by their different boiling points Fractional distillation
A group of small molecules with similar boiling points,distilling off at the same place in a fractional column Fraction
A tall column used for fractional distillation Fractionating column
A hydrocarbon with only single bonds. It has the maximum amount of hydrogens possible Saturated hydrocarbon
Occurs when there is plenty of oxygen available or air present, therefore making a clean blue flame Complete combustion
The breaking of an organic compound into smaller molecules by heat Cracking
A hydrocarbon with one or more double or triple bond. Unsaturated hydrocarbons
A very large molecule Macromolecules
Polymers that can be moulded Plastics
A substance made up from a huge number of small molecules that have combined Polymers
The chemical reaction combining monomers to form a polymer Polymerisation
A small molecule that can combine to form a polymer Monomer
A polymer with -CONH- linkages Polyamide
A polymer with -COO- linkages Polyester
A compound formed when a carboxylic acid reacts with an alcohol Ester

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Biochemistry crossword puzzle

Type
Crossword
Description

This crossword contains the following questions and answers:

building blocks for life Aminoacid
hydrogen and oxygen atoms in a 2:1 ratio Carbohydrate
present in most organic acids Carboxyl
promotes a reaction Catalyst
carbohydrate found in cell walls cellulose
a lipid associated particulary with animal plasma Cholesterol
excessive loss of bottled water Dehydration
alter the natural qualities of something denature
a sugar or a carbohydrate, composed of two monosaccharides disaccharide
used as a catalyst in a specific biochemical reaction enzyme
derived from the breakdown of fats through hydrolysis fatty acid
a hexose sugar found especially in honey and fruit fructose
sugar that serves as the main source of energy for most living things glucose
a statment suggesting an explanation for an observation or an answer hydrolysis
something that can not be dissolved insoluble
the major sugar in human and bovine milk lactose
a molecule that may react chemically to another molecule of the same type to form a larger molecule monomer
a simple sugar monosaccharide
any substance contaning a carbon based compound organic
compound consisting of amino acids peptide
the process by which living cells that contain chlorophyll use light energy to make organic compounds phospholipids
a compound made up of several repeating units polymer
any of a class of carbohydrates formed by repeating units polysaccharide
an abbreviation far a group where a carbon or hydrogen atom is attached the the rest of the molecule Rgroup
a fatty acid with all potential hydrgen binding sites filled saturatedfat
potatos, seeds, bulbs, and tubers starch
a group name for lipids that contain a hydrogenated ring system steroid
used as a sweetening agent sucrose
a fat that contains a double bond unsaturatedfat
used for making explosives and antifreeze glycerol

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MACROMOLECULES Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A hydrogen bond is the electrostatic attraction between polar groups that occurs when a hydrogen (H) atom bound to a highly electronegative atom such as nitrogen (N), oxygen (O) or fluorine (F) experiences attraction to some other nearby highly electronegative atom. H-bonding
An organic compound is any member of a large class of gaseous, liquid, or solid chemical compounds whose molecules contain carbon. organicmolecule
large molecule, such as protein, commonly created by polymerization of smaller subunits macromolecule
a molecule that may bind chemically or supramolecularly to other molecules to form a polymer monomer
a substance that has a molecular structure consisting chiefly or entirely of a large number of similar units bonded toget many synthetic organic materials polymer
biological molecule consisting of carbon, hydrogen and oxygen atoms, usually with a hydrogen–oxygen atom ratio of 2:1 carbohydrate
called simple sugars monosaccharide
polymeric carbohydrate molecules composed of long chains of monosaccharide units bound together by glycosidic linkages and on hydrolysis give the constituent monosaccharides or oligosaccharides. polysaccharide
macromolecular biological catalysts enzyme
surface on which a plant or animal lives substrate
large biomolecules, or macromolecules, consisting of one or more long chains of amino acid residues. protein
covalent chemical bond formed between two amino acid molecules. peptidebond
biologically important organic compounds containing amine and carboxylic acid functional groups, aminoacid
a group of naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, monoglycerides, diglycerides, triglycerides, phospholipids, and others lipid
amylum is a polymeric carbohydrate consisting of a large number of glucose units joined by glycosidic bonds starch
a multibranched polysaccharide of glucose that serves as a form of energy storage in animals and fungi. glycogen
an insoluble substance that is the main constituent of plant cell walls and of vegetable fibers such as cotton. cellulose
holding as much water or moisture as can be absorbed; thoroughly soaked. saturated
having carbon–carbon double or triple bonds and therefore not containing the greatest possible number of hydrogen atoms for the number of carbons. unsaturated
the region of an enzyme where substrate molecules bind and undergo a chemical reaction. activesite
uncommon in nature but became commonly produced industrially from vegetable fats for use in margarine, snack food, packaged baked goods and frying fast food transfat
simple polyol compound. It is a colorless, odorless, viscous liquid that is sweet-tasting and non-toxic. glycerol
is a carboxylic acid with a long aliphatic chain, which is either saturated or unsaturated fattyacids
biopolymers, or large biomolecules, essential for all known forms of life. nucleicacids
organic molecules that serve as the monomers nucleotides
inorganic chemical and a salt of phosphoric acid. phosphate
carbohydrate with the formula C5H10O5; ribose
Deoxyribonucleic acid is a molecule that carries the genetic instructions used in the growth, development, functioning and reproduction of all known living organisms and many viruses DNA
Ribonucleic acid is a polymeric molecule implicated in various biological roles in coding, decoding, regulation, and expression of genes RNA
minimum energy which must be available to a chemical system with potential reactants to result in a chemical reaction. activationenergy

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Biomolecules Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

are proteins catalysts that speed up the rate of a chemical reactions in the body enzymes
are the building blocks/subunits of proteins amino acids
are macromolecules made of many monomers joined together polymers
are the building blocks/subunits of nucleic acids nucleotides
is a polysaccharide made of glucose units hooked together found in plant cell walls cellulose
are organic compounds commonly called fats and oils. lipids
are organic compounds used to store and release energy carbohydrates
contains the elements carbon, hydrogen,oxygen and nitrogen and is composed of amino acids examples are insulin,hemglobin and enzymes protein
are the small building blocks of polymers monomers
is a simple one unit sugar such as glucose or fructose having the formula C6H12O6 monosaccharide
are the largest carbohydrate molecules, they are polymers composed of many monosaccharides linked together(starch, glycogen, chitin, etc.) polysaccharides
are macromolecules such as DNA and RNA nucleic acids
links amino acids together peptide bond
is a polysaccharide consisting of highly branched chains of glucose units used as food storage in plants starch
a polysaccharide with highly branched chains of glucose units, used by animals to store food glycogen

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Organic Chemistry Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

An organic compound containing the hydroxyl group -OH. Alcohol
An organic acid containing the carboxyl group -COOH. Carboxylic Acid
A family of organic compounds with members of the family having the same functional group and similar chemical properties. Homologous Series
Hydrocarbon having the general formula CnH2n+2. Alkane
Hydrocarbon that contains one or more carbon-carbon double bonds and have the general formula of CnH2n. Alkene
An atom or group of atoms that gives characteristic properties to an organic compound. Functional Group
Organic compounds made up from the elements hydrogen and carbon only. Hydrocarbon
Substances with the same molecular formula but a different arrangement of atoms. Isomer
The breakdown of glucose by yeast, in the absence of oxyger to form ethanol and carbon dioxide. Fermentation
Coal, petroleum and natural gas are all considered as ....... ......... Fossil Fuels
A hydrocarbon with only single bonds. Saturated
Burning (usually in a reaction with oxygen) Combustion
The braking of an organic compound into smaller molecules by heat. Cracking
A compound formed when a carboxylic acid reacts with an alcohol. Ester
A very large molecule. Macromolecule
A substance made up from a huge number of small molecules that have combined. Polymer
The chemical reaction combining monomers to form a polymer. Polymerisation
A small molecule that can combine to form a polymer. Monomer
Formed when a carboxylic acid and an amine react. Polyamide
Formed when a carboxylic acid and an alcohol react. Polyester
A polymer made up from amino acids. Protien

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Biochemistry Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Has a carboxyl Amino Acid
Two hydrogen for every one oxygen Carbohydrate
Oxygen double bonded to carbon and single bonded to a ________ group Carboxyl
Speeds a chemical reaction up Catalyst
Polymer of glucose Cellulose
Promotes atherosclerosis Cholesterol
Loss of water which increases blood sodium Dehydration
To make a protein useless with heat and/or acidity Denature
Contains two monosaccharides Disaccharide
Acts as a catalyst in biochemical reactions Enzyme
Carboxylic acid consisting of a hydrocarbon chain and a terminal carboxyl group Fatty Acid
A hexose sugar in fruit Fructose
A simple sugar that is important for energy Glucose
Backbone found in triglycerides Glycerol
Breakdown of a compound by adding water Hydrolysis
Incapable of being dissolved Insoluble
Disaccharide with glucose and galactose Lactose
Makes polymers Monomer
Cannot be hydrolyzed to create a simpler sugar Monosaccharide
Denoting compounds containing carbon and chiefly of biological origin Organic
A compound of two or more amino acids Peptide
A lipid with phosphate Phospholipid
Many monomers Polymer
A carbohydrate with many sugar molecules bonded together Polysaccharide
Any carbon or hydrogen chain linked to the alpha carbon Rgroup
Solid at room temperature Saturated Fat
Carbohydrate storer in potatoes and cereals Starch
Hormones, alkaloids, vitamins Steroid
Prime component of cane and beet sugar Sucrose
Liquid at room temperature Unsaturated Fat
Found in egg whites Albumin
C2H5N3O2 Biuret

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Biochemistry: Macromolecules! Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

Macromolecules are large ___ molecules Organic
Monomers of nucleic acids Nucleotides
A fatty acid that does not have double bonds between carbons Saturated
Unsaturated fatty acids have ___ bonds between carbons Double
Example of a common monosaccharide Glucose
Store the most energy Lipids
Protein structure held together by hydrogen bonds, froming coils and pleats Secondary
Biological Catalyst reducing the amount of activation energy required Enzyme
One of the four nitrogenous bases Cytosine
Compound containing carbon Organic
Building block of polymers Monomers
Combined together to create carbohydrates Monosaccharides
Fatty acids are the building block Lipids
Amino acids bonded by peptide bonds Proteins
Adds water to separate monomers Hydrolysis
A reaction, also known as dehydration synthesis Condensation
Consists of a phosphate group, pentose sugar, and a nigrogenous base Nucleic acid
Enzymes can ___ when homeostasis isn't maintained Denature
Form (structure) of DNA Double helix
A substrate fits into an enzyme at the ___ active site

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Chemistry of life Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

The basic unit of a chemical element Atom
A substance made of only one kind of atom (pure substance) Element
A substance made of joined atoms of two or more different elements Compound
A group of atoms bonded together Molecule
An attraction between substances of the same kind Cohesion
An attraction between different substances Adhesion
A mixture in which one or more substances are evenly distributed in another substance Solution
Compounds that form hydrogen Ions when dissolved in water Acid
Compounds that reduce the concentration of the hydrogen Ions in a solution Base
A biological molecule consisting of carbon (glucose) Carbohydrate
(FAT) saturated twice energy as carb Lipid
Amino Acid "Building Blocks" Protien
DNA RNA Nucleic Acid
biologically important organic compounds containing amine and carboxylic acid functional groups Amino Acid
property of objects which can be transferred to other objects or converted into different forms. Energy
the minimum quantity of energy that the reacting species must possess in order to undergo a specified reaction. Activation Energy
Used to regulate the rate (speed) Enzyme
Basic reaction (fits) Subtrate
a region on an enzyme that binds to a protein or other substance during a reaction. Active Site

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Macromolecules Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

a subunit of a complete molecule? monomer
a large molecule, or macromolecule, made of many monomers bonded together polymer
a molecule composed of carbon, hydrogen, and oxygen, includes sugars and starches carbohydrate
nonpolar molecules, includes fats, oils, and cholesterol lipid
chains of carbon atoms bonded to hydrogen atoms, saturated or unsaturated fatty acids
a polymer made of monomers called amino acids protein
molecules that contain carbon, hydrogen, oxygen, nitrogen, and sometimes sulfur amino acids
a polymer made of monomers called nucleotides, DNA and RNA are genral types of nucleic acids nucleic acid
a substance that is changed by a chemical reaction reactant
substance formed by a chemical reaction product
condition in which reactants and products of a chemical reaction are formed at the same rate equilibrium
chemical reaction that yeilds a net release of energy in the form of heat exothermic
chemical reaction that requires a net input of energy endothermic
a substances that decreases the activation energy needed to start a chemical reaction and, therefore, increases the rate of the chemical reaction catalyst
catalysts for chemical reactions in living things enzyme
a specific reactant that an enzyme acts on substrate

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