the atom
where can an electron be found?
the orbits/orbitals/electron cloud, etc.
O2 has which type of bonds?
covalent
If a reaction has energy as one of its products, then is it exothermic or endothermic?
Exothermic
An organic compound must contain which elements?
Carbon and hydrogen
i know ur cooked if u choose this anyway so have some free points
yea
NaCl is what type of bond?
Ionic
What does a catalyst do?
speeds up the reaction(by providing an alternate reaction path that requires less energy)
what type of bonds are present between the carbons in ethyne?
triple bond
He(helium)
What did the gold foil experiment prove in terms of the nucleus?
atoms have a dense, positive nucleus
is HCl polar or nonpolar?
polar
A + B ⇌ C + D
Given the system above, what will happen to the equilibrium if the concentration of A is increased?
Equilibrium shifts to the right
CH₃CH₂OH
Name the chemical above
Ethanol
What is the purpose of a salt bridge in a voltaic cell?
to allow for the flow of ions
what does an electron emit when moving down from a higher energy state?
visible light/light/photons/energy
A bond in which the electronegativity difference between the atoms is above 1.7, is considered to be which type of bond?
ionic
what forms when an acid neutralizes a base?
water and a salt
What is the molecular formula of Benzene?
C6H6
From what atomic number do the elements on the periodic table become radioactive?
from 82
What did John Dalton's atomic model state about the nature of atoms?
tiny, indestructible spheres
NH4+ is what type of special covalent bond?
coordinate bond
What does Le Chatelier's Principle state?
Stress(changing concentrations, temperature, pressure, etc.) on a system in equilibrium will shift the equilibrium
What is saponification?
The process of making soap using fat(an ester) and a strong base
what is polymerization?
The process of using monomers to create large chains of molecules that have a repeating structure(polymers)