IPC Spring Semester Review 2025

Front

What is the smallest unit of an element that maintains the properties of that element?

Back

Atom

Front

Which particle is found in the nucleus of an atom?

Back

Proton and Neutron

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus

Front

Which of the following elements is a noble gas? Nitrogen, Oxygen, Argon, Carbon

Back

Argon

Front

What determines the chemical properties of an element?

Back

The number of electrons

Front

What is the term for elements that have the same number of protons but different numbers of neutrons?

Back

Isotopes

Front

Which of the following elements is a metalloid? Silicon, Oxygen, Helium, Hydrogen

Back

Silicon

Front

What is the charge of a proton?

Back

Positive

Front

Burning Wood: Physical Property, Chemical Property, Physical Change, Chemical Change

Back

Chemical Change

Front

Which is NOT a physical property? Options: odor, reacts with acid, ability to conduct electric current, hardness

Back

reacts with acid