IMFs
Atomic Structure/Ions
Isotopes/Bohr Models
Water/Rock Cycle
Chemical Reactions
Ionic/Covalent
100
IMF stands for...
Intermolecular forces
100
The three types of subatomic particles in an atom.
What are protons, neutrons, and electrons?
100
What is an isotope?
Atoms with the same number of protons but different number of neutrons.
100
Identify the process: Water released by plants into the atmosphere
Transpiration
100
In a chemical reaction the substances to the right of the arrow are called this/these?
Products
100
What is Ionic Bonding?
It is the complete transfer of valence electrons. It is also force of attraction between oppositely charged ions.
200
Intermolecular forces are __________ molecules
Between
200
Where can you find the atomic number? Is it the larger or smaller number.
Periodic table, on top of atomic symbol.
200
There are two ways to notate an isotopes. Show both notations for carbon-13.
C-13 or 13C
200
Identify the process: Water changes from liquid to gas by absorbing energy from the sun.
Evaporation
200
A substance that enters a chemical reaction is called this.
a reactant
200
What is Covalent bonding?
Covalent bonding results from the attraction between the nuclei of atoms where electrons are shared.
300
What are the 3 basic types of intermolecular forces.
London dispersion forces, dipole-dipole interactions, and hydrogen bonds
300
Given the following image, what element is this?
Helium
300
Which of the following are isotopes of one another and why?
C, D and E are isotopes because all of them have the same number of protons (3). They are all isotopes of Lithium.
300
What is the main source of energy for the Water Cycle?
THE SUN
300
When balancing an equation, these numbers CAN be changed.
a coefficient
300
Is Na and Cl a Ionic or covalent bond?
It's an ionic bond.
400
The strongest type of IMF.
What is an hydrogen bond?
400
What is an ion?
A charged atom. An atoms that's gained or lost electrons.
400
How many neutrons does the isotope Neon-22 have?
Show your work on the board
Neon-22
22 (mass) - 10 (atomic #) = 12 neutrons
400
Chemicals react with the minerals in rocks to change and break down the rocks is called
Chemical Weathering
400
In the formula 5CaSO4,how many oxygen atoms do we have?
20
400
Is hydrogen and hydrogen and ionic or a covalent bond?
It's a covalent bond.
500
The stronger the IMFs, the _____ the boiling and melting points.
Higher
500
What are the two types of ions? What are their charges?
Cation-positive and anion-negative.
500
Based on the picture below, identify the element and the number of valence electrons it contains.
Aluminum; 3 valence electrons
500
Rocks broken apart by water, wind and ice.
Physical Weathering
500
How many Aluminum atoms do we have in the products?
Al + O2 → Al2O3
2
500
What type of bond in Carbon dioxide?
It's a covalent bond.
600
What type of IMF is present? Name ALL
London Dispersion Force (LDF)
600
Given this image, write element name and correct symbol.
Lithium. Li+1
600
Draw the Bohr model for Magnesium.
600
What can happen when water gets inside a rock and freezes?
The rock can break/crack
600
Is this a balanced or not balanced equation?
H2S + NaCl → HCl + Na2S
Not balanced
600
Is calcium chloride an ionic or covalent bond?
It's an ionic bond.
700
What type of IMF is present? Name ALL
LDF
Dipole-dipole
Hydrogen Bond
700
An element has 15 protons and 18 electron, is this an ion? If so, what type? Correct symbol?
Ion. Anion. P-3
700
A chemistry student draws the Bohr model for Carbon. The class knows carbon has 6 electrons, when neutral. The student places 4 electrons on energy level 1 and 2 electrons on energy level two. Is their Bohr model draw correctly? Why or why not? Draw it out on the board
Energy level 1 can only carry 2 electrons and energy level 2 can carry up to 8 electrons.
700
Precipitation
700
Is this equation a balanced or not balanced chemical equation? If not balanced, give balanced equation.
P4 + O2 → P4O6
Not balanced
P4 + 3O2 → P4O6
700
What bond is a CH4 molecule?
Covalent bonding.