Chemistry I
In a chemical reaction the substances to the right of the arrow are called this/these?
What is/are products?
What are the two parts of a chemical reaction?
Reactants and products
The superscript of the electron configuration indicates what?
The number of electrons in the orbit.
When balancing an equation, these numbers can be changed.
a coefficent
The element represented by 1s2, 2s2, 2p6, 3s2, 3p6, 4s2, 3d10, 4p2.
What is Germanium
The formula for ammonium phosphate
(NH4)3PO4
In the formula 5CaSO4,how many oxygen atoms do we have?
20
How many Aluminum atoms do we have in the products?
Al + O2 → Al2O3
2
The chemical name for Be(OH)2
What is beryllium hydroxide?
The formula for lithium hydroxide
What is LiOH?
How many Carbons are there in NaHCO₃?
1
What do we call this:
A + B → AB?
A chemical reaction
Balance the following equation:
NH4NO3 ---> N2O + H2O
NH4NO3 ---> N2O + 2 H2O
The atomic mass (how many protons and neutron's are in that element)
State the Law of Conservation of Mass.
matter can not be created nor destroyed, just rearranged
What are the 5 Chemical Reactions?
Synthesis, Decomposition, Single Replacement, Double replacement, Combustion
A compound that breaks down into simpler products
Decomposition
The goal of ionic bonding
Stability
What element has the symbol, or the abbreviation, "W"?
Tungsten
The ion formed by zinc.
2+
How many oxygen are in 2C6H8O7
14
The type of reaction where 2 or more reactants combine to produce a single product
Synthesis
P orbitals contain ____ electrons.
6
What two things can never happen to atoms in a chemical reactions?
Atoms cannot be created or destroyed in a chemical reaction
What kind of reaction is this:
Mn + CuSO4 → MnSO4 + Cu
Single replacement