Introduction to Chemistry Flashcards
(39 cards)
A liquid or gel which contains ions and can be decomposed by electrolysis, is a definition of what?
An electrolyte
Which subatomic particle has a positive charge?
Proton
Which subatomic particle has a negligible mass?
Electron
Each of more than one hundred substances that cannot be chemically interconverted or broken down into simpler substances and are primary constituents of matter is a definition of what?
An element
What is the charge on the common ion of Magnesium?
2+
In the electrolysis of Copper (ll) Sulfate, copper is deposited at…?
The Cathode
What charge would you find on an ion oxide?
2-
A liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent) is a definition of what?
A solution
A substance which is able to dissolve other substances is a what?
Solvent
A substance dissolved in another substance, usually the component of a solution present in the lesser amount is what?
A solute
Bonding in which electrons are shared is which type of bonding?
Covalent
Which type of bonding would you find in Sodium Chloride?
Ionic
In water where is the o+ charge found?
on the hydrogens
In water where is to O- charge found?
On the oxygen
Water molecules are…?
Polar
What type of INTRAmolecular bonding is present in water molecules?
Covalent
What is an ion?
A charged particle
Hydrogen bonds are…?
found in water
What is the main functional group of sugars?
Hydroxyl
What are the two main functional groups of amino acids?
Carboxyl and Amino
What type of organic molecules have hydroxyl groups?
Alcohols
What is the correct formula for magnesium chloride?
MgCl2
What is the correct formula for Iron (ll) Oxide?
FeO
What is the correct formula for Copper (ll) Sulphate?
CuSO4