Type
Crossword
Description

This crossword contains the following questions and answers:

smallest unit of life atom
an atom that cannot be broken down any further element
substance made of atoms of different elements compound
atom that gains or loses one or more electrons ion
made of monomers bonded together, large polymer
reached when voth product and reactent are made at once equilibrium
chemical energy is released exothermic
chemical energy absorbed endothermic
catalyst for chemical reactions in living things enzymes
two or more atoms held together by covalent bonds molecule
contain carbon, hydrogen, oxygen, nitrogen, and sometimes sulfer amino acids
non polar molecules that include fats, oils, and cholesterol lipid
polymer made of monomers called amino acids protein
substances made by a chemical reaction product
products changed during a chemical reaction reactants

    Customize    

Chemical Reactions Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A chemical reaction that requires heat Endothremic
The law that states that energy cannot be created or destroyed but can be change another LCE
The minimum amount of energy required to start a chemical reaction Activation Energy
A substance that slows down or stops a chemical reaction Inhibitor
A substance that changes the rate of a chemical reaction without being used up or changed very much Catalyst
A chemical reaction in which heat is released to the surroundings Exothermic
A combination of chemical symbols and numbers to represent a substance Chemical Formula
A representation of a chemical reaction that uses symbols to show the relationship between the reactants and the products Chemical Equation
A substance or molecule that participates in a chemical reaction Reactant
The substance that forms in a chemical reaction Product
2 or more substances combine to form a new compound Synthesis
A compound decomposes into 2 or more simpler substances Decomposition
1 element replaces another element in a compound Single Replacement

    Customize    

Unit 2- Chemistry of Life Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

the smallest component of an element having the chemical properties of the element Atom
cannot be decomposed, and is made up of atoms all with identical number of protons. Element
formed when two or more chemical elements are chemically bonded together. Compound
a group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction. Molecule
sticking together of alike molecules, such as water molecule being attracted to another water molecule. Cohesion
The force of attraction between unlike molecules, or the attraction between the surfaces of contacting bodies. Adhesion
homogenous mixture in which the particles of one or more substances are distributed uniformly throughout another substance. Solution
Any of a class of compounds that form hydrogen ions when dissolved in water, and whose aqueous solutions react with bases and certain metals to form salts. Acid
substances that accept protons from acids. Base
molecular compounds made from just three elements: carbon, hydrogen and oxygen. Carbohydrates
naturally occurring molecules that include fats, waxes, sterols, fat-soluble vitamins, monoglycerides, diglycerides, triglycerides, phospholipids, and others. Lipids
A molecule composed of polymers of amino acids joined together by peptide bonds. Protein
consist of either one or two long chains of repeating units called nucleotides, and consists of a nitrogen base attached to a sugar phosphate. Nucleic Acid
link together bonds in a particular order as defined by genes. Amino acids
Use the metabolic capacities of organisms to convert some combination of light, biomass, organic compounds, gases and water into useful chemical-bond energy. Energy
the energy required to start a reaction. Active Energy
accelerate, or catalyze, chemical reactions. Enzymes
Material or substance on which an enzyme acts. Substrate
The specific region of an enzyme where a substrate binds and catalysis takes place or where chemical reaction occurs. Active Site

    Customize    

Organic Chemistry Crossword

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

    Customize    

Biology Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

what is the basic unit of a chemical element? atom
what is a substance consisting of atoms which all have the same number of protons? element
what is the smallest particle in a chemical element or compound that has the chemical properties of that element or compound? molecule
what is a chemical bond formed between two ions with opposite charges? ionic bond
what is a chemical bond formed by the sharing of one or more electrons, especially pairs of electrons, between atoms? covalent bond
What is a weak chemical bond between an electronegative atom, such as fluorine, oxygen, or nitrogen, and a hydrogen atom bound to another electronegative atom? Hydrogen bond
What is the sticking together of alike molecules, such as water molecule being attracted to another water molecule? Cohesion
What is the force of attraction between unlike molecules, or the attraction between the surfaces of contacting bodies? Adhesion
What is a measure of the hydorgen ion concentration of a solution? pH
What is a molecule that can combine with others of the same kind to form a polymer? Monomer
What are large molecules composed of many similar smaller molecules linked together ? Polymer
What is a large complex molecule, such as nucleic acids, proteins, carbohydrates, and lipids, with relatively large molecular weight ? Macromolecule
What are molecular compounds made from just three elements: carbon, hydrogen and oxygen.? Carbohydrate
What is a series of sweet-tasting, crystalline carbohydrates, especially a simple sugar or a chain of two or more simple sugars? Saccharide
what is an organic molecule of biological origin that is insoluble in water and soluble in non-polar solvents ? lipid
What is a molecule composed of polymers of amino acids joined together by peptide bonds.? protein
What are the building blocks of all biological proteins ? Amino acid
What are proteins that act as catalysts within living cells ? Enzyme
What is a substance capable of initiating or speeding up a chemical reaction? catalyst
What is a model that assumes an enzyme and substrate have a rigid interaction with each other, where a substrate fits in a key-like fashion to its lock, the enzyme, turning on the reaction ? Lock and key model
What are acids consist of either one or two long chains of repeating units called nucleotides, which consist of a nitrogen base attached to a sugar phosphate? nucleic acid
what is a chemical reaction that builds up molecules by losing water molecules ? dehydration systhesis
What is a chemical reaction in which two molecules combine to form a larger molecule with the elimination of a small molecule ? condensation reaction

    Customize    

Biomolecules Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

What biomolecule carries genetic information NucleicAcids
What biomolecule is used for quick energy Carbohydrates
What biomolecule stores long-term energy Lipids
What biomolecule makes muscle Proteins
Sugars, starches, and cellulose Carbohydrates
Fats, oils, wax, cholesterol, cell membrane, and testoserone Lipids
DNA and RNA nucleicacids
Cartilage, meats, nuts, beans, feathers, skin, and hair Proteins
A carbohydrate whose molecules consist of a number of sugar molecules bonded together Polysaccharide
Its simple sugars and its the most basic units of carbohydrates Monosaccharides
It consists of two monosaccharide molecules joined together Disaccharides
Which fatty acid can have one or more bonds unsaturated
Which fatty acid has only single bonds Saturated
Formed from glycerol and three fatty acid groups Triglyceride
What is a lipid that contains a phosphate group in its molecule Phospholipid
What is a large number of amino-acids that are bonded together in a chain Polypeptides
Is a amino acid a polymer or a monomer Monomer
It forms the basic structural unit (base) of nucleic acids Nucleotides
Is DNA or RNA a monomer or polymer polymer
Only biomolecule with nitrogen Proteins

    Customize    

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

    Customize    

Chemistry Vocabulary Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

A type of matter with a fixed composition. Substance
Mixture in which different materials can easily be distinguished. Heterogeneous Mixture
Contains 2 or more gases, liquids, or solids substances blended evenly. Homogeneous Mixture
Explanation of how particles in matter behave. Kinetic Theory
Amount of energy required for a liquid to become a gas. Heat of Vaporization
Attraction formed when elements share electrons. Covalent Bond
A neutral molecule that forms as a result of electron sharing. Molecule
Substances that react. Reactants
Substances that are made. Products
More than one substances turning into other substances. Chemical Reaction
Numbers in front of each substance in a equation. Coeffecients
A formula that shows what elements are in a compound and what it will become. Chemical Formula
Force that holds atoms together in a compound. Chemical Bond
Force of attraction between opposite charges. Ionic Bond
Attraction formed when elements share electrons. Covalent Bond

    Customize    

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

    Customize    

Ch 2: CHEMISTRY OF LIFE Crossword

Type
Crossword
Description

This crossword contains the following questions and answers:

smallest basic unit of live atom
one particular type of atom which cannot be broken down into simpler substances element
substance made of atoms of different elements bonded together in a certain ratio compound
atom that gained or lost one or more electrons ion
forms through the electrical force between atoms with opposite charges ionic bond
forms when atoms share a pair of electrons covalent bond
two or more atoms held together by covalent bonds molecule
attraction between a slightly positive hydrogen atom and a slightly negative atom hydrogen bond
attraction among molecules of a substance cohesion
attraction among molecules of different substances adhesion
mixture of substances that is the same throughout solution
substance that dissolves in a solvent solute
substance that is present in the great amount and that dissolves another substance solvent
compound that releases a proton when dissolved in water acid
compound that remove H+ ions from solution base
scale to measure acidity or H+ concentration pH
small molecules that make up each subunit in a complete molecule monomer
large molecule made of many small units bonded together polymer
molecules composed of carbon, hydrogen and oxygen-sugars and starches carboydrates
nonpolar molecules that include fats, oils and cholesterol lipids
polymer made of monomers called amino acids protein
polymers that are made of monomers called nucleotides nucleic acids
change substances into different substances by breaking and forming chemical bonds chemical reactions
substances that change during a chemical reactions reactants
substances made by a chemical reaction products

    Customize    

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

    Customize