Question 1
How many electrons does a neutral oxygen atom have?
Question 2
What determines the element type?
Question 3
What is the charge of a neutron?
Question 4
How does the size of the nucleus compare to the size of the whole atom?
Question 5
What is the general radius of an atom?
Question 6
What does the periodic table represent?
Question 7
What is indicated by the element's atomic number?
Question 8
What characterizes a negative ion?
Question 9
Which analogy is often used to describe the structure of an atom?
Question 10
How are ions formed?
Question 11
What happens to an atom if it gains electrons?
Question 12
What is the relationship between protons and neutrons in terms of mass?
Question 13
What is the number of neutrons in a lithium atom with a mass number 7?
Question 14
Which subatomic particle has a charge of -1?
Question 15
What is the relative mass of a proton?