Review P1

Which description about the proton is accurate?

• Positively charged particle with a mass less than 0 amu
• A neutrally charged particle with a mass less than 0 amu
• Positively charged particle with a mass of 1 amu
• A neutrally charge particle with a mass of 1 amu

Tags

NGSS.HS-PS1-8

Elements can have the same number of protons?

• True
• False

Tags

NGSS.MS-PS1-1

Which subatomic particle along with the protons make up the total mass of an atom.

• Neutron
• Electrons
• Valence electrons
• protons make up all the mass

Tags

NGSS.HS-PS1-7

A stable element with 27 electrons will contain how many protons?

• 27 protons in the electron cloude
• 59 protons in the extremely dense nucleus
• 27 protons in the extremely dense nucleus
• 59 protons in the electron cloud

Tags

NGSS.MS-PS1-1

What forms when two atoms combine?

• A molecule.
• A nucleus.
• A proton.
• An electron.

Tags

NGSS.MS-PS1-1

What is a compound?

• The center of an atom that is formed by neutrons, protons, and electrons.

• A tiny particle that makes up all matter.

• A molecule that is formed from two or more different types atoms.

• A molecules that is formed from the same type of atoms.

Tags

NGSS.MS-PS1-1

The number of neutrons equals...

• atomic number - mass number

• Protons - neutrons

• Electrons - protons

• mass number - atomic number

Tags

NGSS.MS-PS1-1

How many protons are in Beryllium?

• 4
• 9
• 5
• 2

Tags

NGSS.MS-PS1-1

How many neutrons are in a Gold atom?

• 79
• 196
• 118
• 275

Tags

NGSS.MS-PS1-1

How many electrons does a Copper atom have?

• 63

• 29

• 92

• 34

Tags

NGSS.MS-PS1-1