Chemistry review

Random Science or chemistry Quiz

Can you name the chemistry terms?

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How many atoms are in one mole of mercury?
Henri Becquerel discovered this process in which an unstable atomic nucleus spontaneously loses energy by emitting particles. This elemental property was first observed in Uranium.
The first periodic table was arranged by increasing...
Two atoms of the same element that have different numbers of neutrons are known as...
This scientist performed the Cathode Ray Tube Experiment
What is the name of the group of elements in part 8A of the periodic table?
This model of the atom suggested that atoms are surrounded by a positively charged electric field and have electrons inside this field
The number of protons plus the number of neutrons in an atom is known as the...
This theory states that mass is neither created nor destroyed
What is the name of the group of elements in part 7A of the periodic table?
This law states that when two elements form two different compounds, the mass of one element that combines with 1g of the other element can be expressed as a ratio of small, whole
This particle is composed of two protons and two neutrons, essentially, it is a Helium nucleus
One mole of a certain element weighs 113.57g. What is the average atomic mass of that element?
List one property of metals
The number of protons in an element is called the...
What is the name of the group of elements in part 2A of the periodic table?
The negatively-charged particles in atoms
Which three elements were demonstrated to be highly reactive in class when combined with water? (list them in order from least to most reactive)
This scientist organized the first periodic table and predicted the placement of three undiscovered elements
How many atoms are in one mole of berillium?
This law states that all samples of a given compound have the same proportions of their constituent elements
Name one semi-metal
The mole is a unit that measures...
Atomic mass is calculated as a...
Name one element that is in a liquid form at room temperature
What is the name of the group of elements in part 1A of the periodic table?
This experiment, named after the equipment and its creator, found the exact charge of the electron as e= - 1.60 x 10-19 C
The modern periodic table is arranged by increasing...
What unit is average atomic mass measured in?
What information does a complete chemical symbol have?
Rutherford's gold foil experiment proved the existence of...
This law states that when elements are arranged according to a certain property (see question 7), their physical and chemical properties show a pattern
This is the theory that states (among other things), that each element is composed of tiny, indestructible particles called atoms
This scientist suggested that the properties of the elements repeated every eight elements in what he called the Law of Octaves
The positively-charged particles in atoms
The neutral particles in atoms
The units of atomic mass are based off of this

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Created Nov 11, 2009ReportNominate
Tags:chemistry, review, term