Atomic Structure and Subatomic Particles

• Substances are made from different types of atoms. Elements are made of the same types of atoms.

• True

• False

Tags

NGSS.MS-PS1-1

Where are the protons and neutrons in an atom located?

• In the orbitor

• In the nucleus

• In the substances

• In the empty space

How do we find how many neutrons are in an atom?

• they are the same as protons

• Subtract the number of protons from the rounded atomic mass

• Subtract the number of elctrons from the unrounded atomic mass

How do we find how many electrons are in an atom?

• They are the same number of protons

• Add the protons and neutrons

• multiply the protons and neutrons

Which element has the lowest atomic number?

• Carbon

• Hydrogen

• Oxygen

• Lithium

Tags

NGSS.MS-PS1-1

How do we find the atomic mass?

• Its the number in decimals at bottom of elements square

• The top rounded number of an elements square

• we cant

What is the atomic mass of Boron?

• 5

• 10.2

• B

• 10.8

Tags

NGSS.MS-PS1-1

Which element is found in the 5th group and 5th period of the periodic table?

• Fe

• B

• He

• Nb

What are found in the nucleus of an atom?

• Protons and Neutrons

• Electrons

• Atoms

• Elements

Tags

NGSS.MS-PS1-1

Which element is found in the 9th group and the 7th period?

• Nh

• Mt

• Lr

• Og