Show:
Chapters 2-4
Chapters 5-6
Chapters 7-8
Chapters 9-10
Misc
100
What is a compound? Give an example.
What is two or more elements bonded together. H2O
100
What element has the highest electronegativity value?
What is F (fluorine)
100
How many valence electrons does silicon have?
What is 4
100
How would you name: CO?
What is carbon monoxide
100
What does the number 10 represent in Beryllium-10?
What is the atomic mass
200
What are the three subatomic particles?
What is proton, neutron, and electron.
200
What is the nonmetal in the following: K, Xe, Ga, or Po?
What is Xe
200
How many valence electrons are transferred from magnesium to chlorine in the formation of magnesium chloride?
What is 2
200
How would you name: FeO?
What is iron (II) oxide
200
How many valence electrons are in nitrogen? How many electrons will it gain or lose in a bond?
What is 5; it will gain 3
300
How many neutrons are in 14C?
What is 8
300
Given Na, Mg, and K, which has the largest radius?
What is K
300
What is the weakest attractions between molecules (intermolecular attractions)
What is Van der Waals forces
300
What is the skeleton equation for the reaction that takes place between nitrogen gas and oxygen gas to form dinitrogen tetroxide?
What is: N2 + O2 --> N2O4
300
What is the trend for atomic radius down a group? Give an example.
It increases; F is smaller than Cl
400
What state of matter has a definite volume but does not take the shape of its container?
What is a solid
400
What is the strongest intermolecular attractions?
What is hydrogen bonding
400
If you have 50.0g of NaCl how many moles do you have?
What is 0.856 moles NaCl
400
What is the trend for atomic radius across a period? Give an example.
It decreases; O is smaller than N
500
An element has an atomic number of 16. The number of protons and electrons in a neutral atom are _____. What is this element?
What are 16 protons and 16 electrons. This is sulfur.
500
What electron configuration is likely to result in an element that is inactive?
What is a filled highest principle energy level (filled shell)
500
What is the only diatomic molecule can form a triple bond?
What is nitrogen.
500
If you have 83.5g of bromine, how many moles do you have?
What is 0.523 moles Br2
500
There are 3 subatomic particles, protons, neutrons, and electrons. Where are they located, what are their relative mass, and what are their charges?
Protons: nucleus, about 1 (or same mass as neutron), and positive. Neutron: nucleus, about 1 (or same mass as proton), and neutral. Electron: outside nucleus, 1/1840 (or very small mass), and negative.