The Basics
Error
Isotopes
Bonding
Density
100
The following has these three components: protons, neutrons, and electrons.
What is subatomic particles.
100
Percent Error Equation.
What is |experimental value - accepted value / accepted value| x 100.
100
An atom of the same element that has a different mass.
What is an isotope.
100
This is used to form a chemical bond between atoms.
What is a valence electron.
100
g/mL and g/cm^3 are the units for...
What is Density
200
Which property of an element is determined by adding the number of protons and number of neutrons?
What is atomic mass.
200
The value that tells whether or not the % error found is viable.
What is 10%.
200
Three most common isotopes of Carbon
What are Carbon-12, Carbon-13, & Carbon-14.
200
This is formed by an atom that shares its electrons with a neighboring atom.
What is a covalent bond.
200
Density Equation
What is D=M/V
300
An element has 5 protons, 5 electrons, and 6 neutrons. What is the atomic number?
5
300
The experimental value for a data set is 12.7g and the accepted value is 11.82g. Find the percent error.
What is 7.44%
300
An oxygen atom has 8 electrons and 9 neutrons. What's the atomic mass.
What is 17 amu.
300
You can determine the number of valence electrons a neutra; atom has by identifying this.
What is the group number.
300
The density of a substance with a volume 67.23cm^3 and a mass 83.52g.
What is 1.24 g/cm^3.
400
In a neutral atom the number of protons is equal to this.
What is the number of electrons.
400
The measured density is 0.38g/mL. The accepted density is 0.57g/mL. Is the percent error viable?
No.
400
An atom that has 22 protons, 22 electrons, and 26 neutrons.
What is Titanium.
400
This is formed when an atom removes electrons from another atom.
What is an ionic bond.
400
The volume of a substance is 12.5 mL and the density is 1.5g/mL. The mass is..
18.75g
500
If the nucleus of an atom consists of 8 protons and 6 neutrons how many electrons are there?
8
500
Who's your favorite Chem Squad Leader...
Who is ENIJAH :)
500
What subatomic particles would you find in the nucleus of the atom?
What are protons and neutrons.
500
Antimony has this many valence electrons.
What is 5.
500
The mass of a substance is 23.56 and it's density is 1.0 g/mL. What is the volume?
23.56mL
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