Science Quiz / Chemistry review

Random Science or Chemistry Quiz

Can you name the chemistry terms?

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This model of the atom suggested that atoms are surrounded by a positively charged electric field and have electrons inside this field
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 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
What information does a complete chemical symbol have?
The positively-charged particles in atoms
The mole is a unit that measures...
The first periodic table was arranged by increasing...
List one property of metals
The number of protons plus the number of neutrons in an atom is known as the...
The units of atomic mass are based off of this
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
Name one semi-metal
This particle is composed of two protons and two neutrons, essentially, it is a Helium nucleus
The number of protons in an element is called the...
Atomic mass is calculated as a...
One mole of a certain element weighs 113.57g. What is the average atomic mass of that element?
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.
This scientist performed the Cathode Ray Tube Experiment
The neutral particles in atoms
How many atoms are in one mole of mercury?
The modern periodic table is arranged by increasing...
This theory states that mass is neither created nor destroyed
What unit is average atomic mass measured in?
This experiment, named after the equipment and its creator, found the exact charge of the electron as e= - 1.60 x 10-19 C
Rutherford's gold foil experiment proved the existence of...
How many atoms are in one mole of berillium?
What is the name of the group of elements in part 2A of the periodic table?
The negatively-charged particles in atoms
This law states that all samples of a given compound have the same proportions of their constituent elements
Two atoms of the same element that have different numbers of neutrons are known as...
This law states that when elements are arranged according to a certain property (see question 7), their physical and chemical properties show a pattern
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?
What is the name of the group of elements in part 8A of the periodic table?
What is the name of the group of elements in part 7A of the periodic table?
This scientist organized the first periodic table and predicted the placement of three undiscovered elements

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