#1
Which subatomic particle resides in the nucleus of an atom?
#2
What is the charge of a proton?
#3
Which particle is responsible for the chemical properties of an atom?
#4
How many protons are there in the nucleus of a Carbon-12 atom?
#5
What does the atomic number of an element represent?
#6
What is the maximum number of electrons that can occupy the s orbital at any given energy level?
#7
What is the principle that electrons fill the lowest energy orbitals first?
#8
Which of the following is NOT a fundamental subatomic particle?
#9
What concept explains the quantized energy levels of electrons in an atom?
#10
What is the relative mass of an electron compared to a proton?
#11
Which of the following models is the most recent and accurate model of the atom?
#12
What is the term for atoms of the same element that have different numbers of neutrons?
#13
Which of the following is a characteristic of alpha radiation?
#14
Which force holds the nucleus of an atom together, despite the repulsion between protons?
#15
Which principle states that no two electrons in an atom can have the same set of four quantum numbers?
#16
The uncertainty principle, which states that the position and momentum of a particle cannot both be measured exactly at the same time, was formulated by:
#17
According to quantum mechanics, which model describes electrons as wave-like particles in a three-dimensional space around the nucleus?
#18