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Properties of Matter
Atomic Structure
Electrons
Periodicity and Compounds
Reactions
100
Has mass and takes up space.
What is matter?
100
Made up of protons, neutrons and electrons.
What is an atom?
100
Found in the outer shell and involved in bonding.
What are valence electrons?
100
The bond between a metal and a non-metal.
What is an ionic bond?
100
When two elements or compounds combine to form one compound.
What is a synthesis reaction?
200
The equation for density.
What is mass/volume?
200
Found in the nucleus of an atom.
What are protons and neutrons?
200
The number of valence electrons that selenium has.
What is 6?
200
The willingness of an atom to take on an extra electron.
What is electron affinity?
200
The coefficients needed to balance the equation: Mg(OH)2 + HNO3 --> Mg(NO3)2 + H2O
What is 1, 2, 1, 2?
300
The burning of a piece of paper.
What is an example of a chemical change?
300
The number of neutrons in Hg-200?
What is 120?
300
The Lewis-dot diagram for arsenic.
See whiteboard.
300
The name for P2O5.
What is diphosphorus pentoxide?
300
The type of reaction where two compounds swap their components.
What is double replacement?
400
The percent by mass of AgNO3.
What is 63.5% Ag, 8.2% N and 28.3% O?
400
A drawing of aluminum.
See whiteboard.
400
The abbreviated electron configuration for gold.
What is [Xe] 6s(1)4f(14)5d(10)? or [Xe] 6s(2)4f(14)5d(9) for half the points
400
The name of Fe2Se3.
What is iron (III) selenide?
400
The products of the following reaction: Mg + Li2S -->
What is Mg and Li2S? (No reaction occurs)
500
The volume that 35.2 g of carbon tetrachloride (CCl4) will occupy if it has a density of 1.60 g/mL.
What is 22 mL?
500
The average atomic mass of an element with the following isotopes: 88% 31 amu 10% 30 amu 2% 32 amu
What is 30.92 amu?
500
The electron configuration for zinc.
What is 1s(2)2s(2)2p(6)3s(2)3p(6)4s(2)3d(10)?
500
The formula for carbonic acid.
What is H2CO3?
500
The complete balance equation for the following reaction: (NH4)3(PO4) + Pb(NO3)4 -->
What is 4 (NH4)3(PO4) + 3 Pb(NO3)4 --> Pb3(PO4)4 + 12 (NH4)(NO3)