This, which results in a chemical bond with a .5 difference.
What is Polar-Covalent bonds
100
Display the electron dot diagram for the element in the 5th period, 17th group.
What is
..
:I:
.
100
Use Na+Cl- to show why its formula unit is NaCl.
What is the collection of atoms for each formula unit cancels out opposite charges, so NaCl is the formula unit.
100
Electrons are this in metallic bonding which means they do not belong to one atom.
What is delocalized.
100
Using VSEPR, determine what geometry hypothetical element XY3 would have.
What is Triangonal planar.
200
Given Cesium (0.7 EN) and Chlorine (3.0 EN) determine the bond and EN difference.
What is a 2.3 Difference and an ionic bond.
200
Display the electron dot notation for atomic number 72.
What is
Hf:
200
In the formula unit LiF, determine the cation and anion.
What is cation - Li and anion - F
200
The sea of electrons account to these 2 properties of metallic bonding.
What are electrical conductivity and light absorption
200
How many lone electrons does AB2E2 have according to VSEPR?
What is 4, 2 pairs
300
If 2 Hydrogen molecules and 2 Carbon molecules react, they form a triple bond which means the share this many electrons.
What is 6
300
Display the Lewis Structure of two Oxygen atoms
What is
.. ..
O:::O
300
Ionic compounds are brittle because of this force which can shift rows of molecules.
What are repulsion forces
300
These 2 properties of metals, are only characteristics of metals which allow them to be "shaped" into whatever they want.
What is malleability and ductility
300
Given H2O, determine the geometry of the molecule and what type of molecule it is (ex: AB2)
What is bent or angular, AB2E2
400
This group is most likely to have the highest EN values in their respective periods.
What are The Halogens.
400
Display the structural formula for 2 "F" atoms.
What is
F-F
400
Show the equation turning a "Sr" atom with 2 "I" atoms into SrI2
What is Sr2+ + I- + I- = SrI2
400
What does a Hydrogen atom bond to in Hydrogen bonding?
What is a high EN atom.
400
How far, in degrees are the atoms of the same element away from each other in a linear molecular shape.
What is 180 degrees.
500
Bond "A" has equally shared electrons. Bond "B" has unequally shared electrons. Which bond is most likely to be non-polar covalent?
What is Bond "A"
500
Ethyne, C2H2, has how many bonds in total (for a double bond is would count as 2) ?
What is 5: 1 triple, 2 single
500
How does a polyatomic ion form?
What is certain atoms bond covalently and they from with other ions with opposite charges to form ionic compounds.
500
Hydrogen bonding produces this force, which is like water, "at the poles".
What is dipole-dipole forces.
500
The Element O has a electron notation of [He]2s^2 2p^4. The element H has a electron notation of 1s^1. After hybrization, how many sp orbitals are there in H2O.