Chemistry-B

Front

What is the maximum number of electrons in the first shell of an atom?

Back

2

Front

How many neutrons are in an isotope if it has a mass number of 92 and an atomic number of 58?

Back

34

Front

True or False: Neutrons are negatively charged particles.

Back

False

Front

Which subatomic particle determines the identity of an element?

Back

Proton

Front

What charge does an electron carry?

Back

Negative

Front

What is the charge of a proton?

Back

Positive

Front

What is the maximum number of electrons in the second shell of an atom?

Back

8

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

Front

What is the mass number of an atom?

Back

The total number of protons and neutrons in the nucleus.

Front

What is the role of neutrons in an atom?

Back

Neutrons help stabilize the nucleus and contribute to the mass of the atom.