Which subatomic particle has mass of 0 amu and has a negative charge?
Where in the atom is this particle found?
What does the group # in the Periodic Table tell you about an element?
What is a valence electron?
What does the period # tell you about an element?
What are energy levels? (electron shells)
What is unique about the elements in Group (8A)?
What is the Law of Conservation of Mass? Explain it in terms of a chemical equation.
Which element has 2 valence electrons and 3 energy levels?
How many protons does this element have?
List 4 pieces of evidence that a chemical changes has occurred?
What is a precipitate?
How many total atoms are in: 2CaCO3
How many different elements are in the above formula?
Which subatomic particles make up the mass of the atom?
What is the charge of a proton?
What is the charge of a neutron?
What is the name of the element above?
Name one element that would bond with the element above.
A small box has a mass of 16 grams and each side of the box has the dimensions of 2 cm. What is the density of the box?
An element is malleable, has a shiny luster, and is a good conductor. What type of element could this be? Give an example.
If an element has 15 protons and 16 neutrons, what is the mass of the element?
Which element is this?
What is the name of the element below?
Why is this element in group 8A?
How many protons, neutrons, and electrons does Argon have?
How many valence electrons does Argon have?
How many protons, neutrons, and electrons does Beryllium have?
How many valence electrons does Beryllium have?
Which tool is used to measure the volume of liquids?
What is the unit for volume of a liquid?
What tool is used to measure the mass of an object?
What is the unit for mass?
Why is a 20cm3 cube of iron more dense than a 20cm3 of aluminum?
What is water’s density?
If water’s density is 1g/ml, what will happen to objects that are less dense than water?
More dense?
What is a subscript?
Where are subscripts found within a chemical formula?
How many atoms of hydrogen are in 5H2O2.
How many molecules of H2O2 are there in the formula above?
Which element can be identified as having 8 electrons?
How do you calculate the number of neutrons that an atom has?
Elements in the same group/family share similar chemical properties. WHY??