Chemistry Semester 1 Review

Front

What is the formula for calculating density?

Back

Density = Mass / Volume

Front

Define homogeneous mixture.

Back

A homogeneous mixture is a mixture that has a uniform composition throughout.

Front

What is the definition of a metal in the periodic table?

Back

Metals are elements that are typically shiny, good conductors of heat and electricity, and malleable.

Front

How do you convert Celsius to Kelvin?

Back

To convert Celsius to Kelvin, add 273.15 to the Celsius temperature.

Front

What is Hund's Rule?

Back

Hund's Rule states that electrons will occupy degenerate orbitals singly before pairing up.

Front

What is the difference between an element and a compound?

Back

An element is a pure substance made of only one type of atom, while a compound is made of two or more different types of atoms chemically bonded together.

Front

What is the significance of the periodic table?

Back

The periodic table organizes elements based on their atomic number, electron configuration, and recurring chemical properties.

Front

What is the mass of 1 mole of carbon (C)?

Back

The mass of 1 mole of carbon is approximately 12 grams.

Front

What is the boiling point of water in Celsius?

Back

The boiling point of water is 100 degrees Celsius.

Front

What is a physical change?

Back

A physical change is a change that affects one or more physical properties of a substance without altering its chemical composition.