Review Physical Science Chemistry

An element has 15 protons. What is that element?

Which subatomic particle has NO charge?

Describe the location of protons within an atom.

In an ionic bond, electrons are ________. In a covalent bond, electrons are _______.

Tags

NGSS.HS-PS1-1

How many neutrons are in the following isotope: carbon-13?

This law states that mass cannot be created or destroyed (during a chemical reaction), only transformed.

Tags

NGSS.MS-PS1-5

What is the correct formula when lithium and oxygen combine?

Tags

NGSS.MS-PS1-1

What coefficients will balance the following equation?

• 1, 1, 2, 1, 1

• 1, 2, 2, 2, 1

• 1, 2, 2, 1, 1

• 1, 2, 1, 2, 2

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the density, in g/mL, of the red marble if it has a mass of 50g?

What is the name of the following compound?

Tags

NGSS.MS-PS1-1