Chemistry-Energy and Matter Grade 9 Vocabulary Quiz

Chemistry-Energy and Matter Grade 9 Vocabulary Quiz

This quiz is a basic vocabulary test, based off of material in the grade 9 Science Focus textbook. (9-3)

published on November 11, 20122 responses 0 5.0★ / 5

The law stating that the total mass of the reactant will equal the total mass of the product.

The coating of a substance with a thin layer of metal by means of electroplating, to prevent corrosion.

A separated non-uniform mixture.

The number that indicates the amount of a chemical or chemical compound in a chemical equation.

(in grade 9 chemistry) the ability to conduct electricity.

A change in a substance resulting in the creation of an entirely new product.

Any element found in group 2 of the periodic table of the elements.

neutrally charged part of an atom, that carries an atomic mass of 1.

The inert gases of group 18 of the periodic table of the elements.

A substance that changes colour in reaction to coming in contact with either an acid or a base.

The time it takes for any given reaction to take place.

The characteristic of a substance to be positively or negatively charged.

the naming system of chemical compounds, that includes two other sub-categories of naming.

Any substance to the right of the "staircase" on the periodic table of the elements.

Negatively charged part of an atom

The law stating that the amount of energy in a chemical equation stays the same from reactant to product.

a well-combined, uniform mixture.

The negative ion of hydrogen, (which can have a positive or a negative charge).

Vertical column in the periodic table of the elements, that contains elements with similar properties.

A substance that increases the rate of a chemical reaction, without being consumed in the process.

The positively charged centre of the atom.

A regular 3D geometric arrangement of particles.

The chemical change as a result of passing an electrical current through a substance.

A change in a substance resulting in the alteration of one or more of its physical characteristics.

Tabular chart of chemical elements according to their atomic number.

A chemical compound of hydrogen and oxygen atoms, that can create a basic substance.

A substance made from only one type of atom.

A substance that conducts electricity when in a solution or in an aqueous state.

Any substance with a pH reading lower than 7, with the ability to neutralize a base.

The number equal to the number of protons in an elements atom, that determines that element's chemical properties.

The theory stating that atoms are indestructible and indivisible, the mass of all atoms of a single element have the same mass, compounds are formed by two or more atoms, and that chemical reactions are a rearrangement of the atoms in a substance.

Has the ability to burn or corrode organic tissue/material.

The horizontal rows of the periodic table of the elements that indicates the amount of energy levels in an elements atom.

Any substance near, or around the "staircase" on the periodic table of the elements. (They have the characteristics of both a metal and a non-metal).

Any substance that stops or slows a chemical reaction.

Any element found in group 17 of the periodic table of the elements, that combine with a metal to form a salt

Branch of natural science. (deals with the composition of substances).

Combined elements in a fixed chemical bond.

A type of drawing that depicts the atom as a small positively charged nucleus, surrounded by negatively charged electrons.

The group that establishes the official names for all chemical elements and compounds.

The weighted average of the masses of all isotopes of an atom.

A compound that does not conduct electricity, composed of two non-metals.

a compound of carbon and hydrogen atoms that is often found in products such as gasoline and propane.

The production of water and salt, from the combination of an acid and a base.

A series of symbols that tell you if a substance is hazardous, and how.

The substance created by means of a chemical reaction.

A compound containing only two elements.

A reaction that absorbs heat from its surroundings.

Two or more atoms held together in a covalent bond.

Sheets of paper that identify the hazards and safety measures, that need to be taken when handling a certain substance in the lab/work environment.

A molecule, consisting of two atoms.

A homogeneous mixture, formed from the dissolving of substances into one another. (Can be solid, liquid, or gas).

positively charged part of an atom

The release of CO2 and H2O, due to a chemical compound being exposed to pure oxygen.

A substance that cannot conduct electricity in any state of matter.

The scale that indicates whether a substance is basic or acidic, and to what degree.

The substance that reacts in a chemical reaction to create the product.

Any one orbital of an atom around which electrons are found.

A natural protein that has catalytic properties.

A reaction that gives off energy in the form of heat.

Any substance with a pH reading higher than 7, with the ability to neutralize an acid

A compound that conducts electricity, made from a metal and a non-metal.

The soft, light, reactive metals, found in group 1 of the periodic table of the elements.

The simplest chemical substance that cannot be further broken down by chemical means.

The breaking down of a substance, in reaction to its surroundings.

Smallest units of matter, that act as the building blocks of our world.

The substances shown on the left side of the "staircase" on the periodic table of the elements.