Physical Science Semester 1 Exam

A proton is....

• A negatively charged subatomic particle
• A positively charged subatomic particle
• A neutrally charged subatomic particle
• The only subatomic particle located in the nucleus

Carbon and other non-metals are found on the ____________ of the periodic table.

• left side

• center

• right side

• bottom

A __________ bond forms between two nonmetals.

• Ionic

• Covalent

• Metallic

• Hydrogen

Isotopes are atoms of the same element with different numbers of

• electrons

• neutrons

• protons

• nuclei

a collection of atoms of one type that cannot be broken down into simpler substances by ordinary chemical or physical means

• element

• subatomic particle

• electron

• matter

a subatomic particle, contained in the nucleus of an atom, having the same mass as a proton but no electrical charge

• proton

• neutron

• electron

• matter

the positively charged subatomic particle contained in the nucleus of an atom

• proton

• neutron

• electron

• matter

a negatively charged subatomic particle that orbits the nucleus of an atom

• proton

• neutron

• electron

• matter

a unique number for each element that equals the number of protons in an atom of that element

• element name

• element symbol

• atomic number

• atomic mass

What does the C represent?

• atomic mass
• atomic number
• element name
• chemical symbol