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Subatomic Particles
Electrons
Metric Prefixes & Conversions
Density
Physical or Chemical Changes
100
There are this many types of subatomic particles in an atom.
What is three?
100
This is the charge of an electron.
What is -1?
100
Metric prefixes are used to tell you this about a number.
What is how large or small it is?
100
This is the equation for density.
What is d= m/v?
100
Burning paper.
What is a chemical change?
200
This determines the atomic number.
What is the number of protons?
200
The change in number of electrons in a atom produces this.
What is an ion?
200
kilo- is expressed as this in scientific notation.
What is 1 x 10^3?
200
These are the units of density.
What is g/mL?
200
Ripping a marshmallow.
What is a physical change?
300
The number of these are the same as the atomic number in a neutral atom.
What is the number of electrons?
300
This type of ion is made when an atom gains an electron.
What is an anion?
300
The prefix micro- is expressed as this in decimal form.
What is 0.000001?
300
Oil is observed floating on water. This substance has the greatest density.
What is water?
300
Melting ice.
What is a physical change.
400
This combination determines the mass number.
What is are the number protons and neutrons?
400
This describes the electrons found in the outermost energy level.
What are valence electrons?
400
500mm is equal to this many cm?
What is 50 cm?
400
An object has a mass of 5 g and a volume of 50 mL. This the object's density.
What is 0.1 g/mL?
400
Baking cookies.
What is a chemical change.
500
Element Z has a mass number of 98 and an atomic number of 43. This element has this many neutrons.
What is 55?
500
DOUBLE JEOPARDY! Draw the Bohr model AND the Lewis dot structure for the element Neon.
What is ?
500
2 kg is this many micrograms.
What is 2,000,000,000 micrograms?
500
An object has a density of 10 g/mL and occupies a volume of 100mL. The object has this mass.
What is 1000 g?
500
This is classified by the rearrangement of atoms to form new compounds.
What is a chemical change.