Chemical Compounds ЁЯША
What substance has a bitter taste and feels slippery?
A base
A covalent compound is...
A chemical compound formed by the sharing of electrons
A carbohydrate is...
A class of energy-giving nutrients that includes sugars, starches, and fibers; composed of one or more simple sugars bonded together
An ionic compound is...
A compound made of oppositely charged particles
An indicator is...
A compound that can reversibly change color depending on conditions such as pH
An organic compound is...
A covalently bonded compound that contains carbon
A nucleic acid is...
A molecule made up of subunits called nucleotides
A protein is...
A molecule that is made up of amino acid and that is needed to build and repair body structures and two regular process in the body
It almost all of the molecules of an acid break apart when dissolved in water the acid is a what?
A strong acid
A lipid is...
A type of biochemical that does not dissolve in water; fats and steroids are lipids
A pH is...
A value that is used to express the acidity or basicity (alkalinity) of a system
What substance has a sour taste and produces hydrogen gas when he reacts with some metals?
Acids
A salt is...
An ionic compound that forms when a metal Atoms replaces the hydrogen of an acid
A hydrocarbon is...
An organic compound composed only of carbon and hydrogen
An acid is...
Any compound that increases the number of hydronium ions when dissolved in water
A base is...
Any number that increases the number of hydroxide ions when dissolved in water
What kind of compound rarely dissolves in water?
Covalent compounds
A substance that is rated seven on a pH scale is considered?
Neutral
Over 90% of compounds are what type?
Organic compounds
What type of hydrocarbon has double and triple bonds between carbon atoms?
Unsaturated hydrocarbons
When an acid and a base neutralize each other, what remains?
Water and salt
What are the properties of ionic compounds?
Brittleness, conducts electricity, high melting point
Biochemicals composedof one or more simple sugar molecules are called?
Carbohydrates
A chemical bond is...
The combining of atoms to form molecules or compound
A neutralization reaction is...
The reaction of an acid and a base to form a neutral solution of water and a salt
