chemistry basics (spooky)

​LETS GET SOME DUBS IN THE CHAT BOIS!!

​IN TODAY'S LESSON IM'A TEACH YOU- YES YOU, SOME CHEMISTRY

Multiple Choice

what is a Base?

• A pH level less than 7
• A pH level equal to 7
• A pH level between 5 and 6
• A pH level greater than 7

Multiple Choice

what is an acid?

• An acid is a chemical substance with a pH value greater than 7.
• An acid is a type of metal.
• An acid is a type of gas.
• An acid is a chemical substance with a pH value less than 7.

Multiple Choice

what is PH? And what does it measure?

• PH measures the temperature of a solution.
• PH measures the concentration of ions in a solution.
• PH measures the viscosity of a solution.
• PH measures the color of a solution.
• PH measures the acidity or alkalinity of a solution.

Multiple Choice

in chemistry, what is a suspension? (HARD)

• A suspension is a homogeneous mixture in which solid particles are dispersed in a liquid or gas medium.
• A suspension is a type of chemical reaction that occurs when two substances combine to form a new substance.
• A suspension is a type of solution in which the solute particles are evenly distributed throughout the solvent.
• A suspension is a heterogeneous mixture in which solid particles are dispersed in a liquid or gas medium.

Multiple Choice

what is a solute

• A solute is a substance that is dissolved in a solvent to form a mixture.
• A solute is a substance that is dissolved in a solvent to form a solid.
• A solute is a substance that is dissolved in a solvent to form a gas.
• A solute is a substance that is dissolved in a solvent to form a solution.

Multiple Choice

what is a solvent

• A solvent is a substance that dissolves a solute, resulting in a solution.
• A solvent is a substance that separates a solute, resulting in a solution.
• A solvent is a substance that evaporates a solute, resulting in a solution.
• A solvent is a substance that solidifies a solute, resulting in a solution.

Multiple Choice

what is a solution in chemistry

• A solution in chemistry is a solid state of matter.
• A solution in chemistry is a pure substance with no impurities.
• A solution in chemistry is a homogeneous mixture composed of two or more substances.
• A solution in chemistry is a heterogeneous mixture composed of two or more substances.

Multiple Choice

what is a mixture in chemistry?(SUPER HARD)

• A mixture in chemistry is a substance that cannot be separated into its component parts.
• A mixture in chemistry is a combination of two or more substances that are not chemically bonded together.
• A mixture in chemistry is a single substance with a uniform composition.
• A mixture in chemistry is a combination of two or more substances that are chemically bonded together.

Multiple Choice

what is adhesion

• Adhesion is the process of two similar substances repelling each other.
• Adhesion is the process of two different substances sliding past each other.
• Adhesion is the process of two different substances sticking together.
• Adhesion is the process of two different substances evaporating into thin air.

Multiple Choice

what is cohesion

• Cohesion is the degree of unrelatedness and competition among the elements within a module or component.
• Cohesion is the degree of relatedness and collaboration among the elements within a module or component.
• Cohesion is the degree of separation and isolation among the elements within a module or component.
• Cohesion is the degree of collaboration and communication among the elements within a module or component.

Multiple Choice

what are Van der Waals forces

• Van der Waals forces are weak attractive forces that exist between molecules.
• Van der Waals forces are only present in solids.
• Van der Waals forces are strong attractive forces that exist between molecules.
• Van der Waals forces are repulsive forces that exist between molecules.

Multiple Choice

what is a molecule

• A molecule is a type of cell.
• A molecule is a form of energy.
• A molecule is a unit of measurement.
• A molecule is a group of two or more atoms held together by chemical bonds.

Multiple Choice

what is a covalent bond

• A covalent bond is a bond formed between two ions.
• A covalent bond is a bond formed by the transfer of electrons between atoms.
• A covalent bond is a bond formed by the attraction of opposite charges.
• A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms.

Multiple Choice

what is a ion?

• An ion is a type of plant
• An ion is a type of metal
• An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.
• An ion is a type of gas

Multiple Choice

what is an ionic bond

• An ionic bond is a type of chemical bond that occurs between two atoms when both atoms share electrons.
• An ionic bond is a type of chemical bond that occurs between two atoms when one atom transfers electrons to another atom.
• An ionic bond is a type of chemical bond that occurs between two atoms when one atom absorbs electrons from another atom.
• An ionic bond is a type of chemical bond that occurs between two atoms when both atoms transfer electrons to each other.

Multiple Choice

what is a compound in chemistry

• A compound in chemistry is a substance composed of two or more elements that are chemically bonded together.
• A compound in chemistry is a substance composed of three or more elements that are chemically bonded together.
• A compound in chemistry is a substance composed of two or more elements that are physically bonded together.
• A compound in chemistry is a substance composed of only one element.

Multiple Choice

what is an isotope

• A variant of an element with the same number of neutrons but a different number of protons.
• A variant of an element with the same number of protons but a different number of electrons.
• A variant of an element with the same number of electrons but a different number of protons.
• A variant of an element with the same number of protons but a different number of neutrons.

Multiple Choice

what is an element

• An element is a compound made up of multiple substances.
• An element is a type of atom.
• An element is a fundamental substance that cannot be broken down into simpler substances by chemical means.
• An element is a form of energy.

Multiple Choice

what is a electron

• An electron is a type of bird.
• An electron is a unit of measurement for time.
• An electron is a type of fruit.
• An electron is a subatomic particle that carries a negative electric charge.

Multiple Choice

what makes up the nucleus of an atom?

• protons and electrons
• electrons and protons
• protons and neutrons
• neutrons and electrons

Multiple Choice

what is an atom?

• An atom is a type of animal.
• An atom is a unit of time.
• An atom is a type of fruit.
• An atom is the basic unit of matter.

you did it good job

​see ya later