Subatomic Particles

In a stable atom the amount of electrons is electron is equal to

• neutrons
• protons
• atomic mass
• neutrons + protons

Tags

NGSS.MS-PS1-1

The first orbital can hold a maximum of how many electrons?

• 2
• 3
• 8
• 6

Tags

NGSS.MS-PS1-1

What is the difference between the number of electrons in an atom of Calcium, Ca, and the number of electrons in an atom of Aluminum, Al?

• 20
• 7
• 13
• 27

Tags

NGSS.MS-PS1-1

What types of particles are found in the cloud surrounding the atom's nucleus?

• Positively charged particles and negatively charged particles
• Negatively charged particles only
• Neutral particles and positively charged particles
• Positively charged particles only

Tags

NGSS.MS-PS1-1

All of the following are terms used to describe the location of the electrons except.

• negatively charged orbital
• dense and negatively charged nucleus
• negatively charged electron cloud
• the neighborhood

Tags

NGSS.MS-PS1-1

Where is the neutron located?

• In the loose nucleus with the electron
• In the dense nucleus with the protons
• In the electron cloud
• The nucleus floats on orbitals

Tags

NGSS.MS-PS1-1

How many neutrons does oxygen have?

• 16
• 15.99
• 8
• Doesn't contain any neutrons

Tags

NGSS.MS-PS1-1

How many neutrons does the an element with an atomic number of 3 and a mass of 6.9 contain?

• 6.9
• 4
• 3
• 7

Tags

NGSS.MS-PS1-1

An atom with 19 protons, and 19 electrons and a mass of 39 has how many neutrons?

• 19
• 39
• 20
• 58

Tags

NGSS.MS-PS1-1

What is the difference of neutrons between Mg(Magnesium) and B(Boron)?

• 12
• 6
• 24
• 11

Tags

NGSS.MS-PS1-1