ES Midterm Review: Atomic Structure

Which image correctly shows the structure of an atom?

• A
• B
• C
• D

Which element is the image a model of?

• Berylium
• Boron
• Fluorine
• Neon

Atoms can be considered the basic building blocks of matter.
Atom X has 9 protons, 10 neutrons, and 9 electrons.
Atom Y has 9 protons, 9 neutrons, and 9 electrons.
Which of the following statements best describes how Atom X and Atom Y are related?

• X and Y are isotopes of the same element
• X is an ion and Y is a neutral atom
• X and Y are different elements
• X is Neon and Y is Fluorine

Atoms can be considered the basic building blocks of matter.
Atom X has 9 protons, 10 neutrons, and 9 electrons.
Atom Y has 10 protons, 10 neutrons, and 10 electrons.
Which of the following statements best describes how Atom X and Atom Y are related?

• X and Y are isotopes of the same element
• X is an ion and Y is a neutral atom
• X and Y are different elements
• X is Neon and Y is Fluorine

Atoms can be considered the basic building blocks of matter.
Atom X has 3 protons, 4 neutrons, and 4 electrons.
Atom Y has 3 protons, 4 neutrons, and 3 electrons.
Which of the following statements best describes how Atom X and Atom Y are related?

• X and Y are isotopes of the same element
• X is an ion and Y is a neutral atom
• X and Y are different elements
• X is Neon and Y is Fluorine

Which of the following elements would you expect to have properties that are the most similar to Silicon?

• Aluminium(Al)
• Carbon(C)
• Phosphorus(P)
• Boron

What determines an element's place in the periodic table?

• Number of Protons
• Number of Neutrons
• Atomic charge
• Atomic Density

What determines the identity of an element?

• Number of Protons
• Number of Neutrons
• Atomic charge
• Atomic Density

Which of the following elements would you expect to be most similar to Fluorine in terms of its chemical properties?

• Lithium (Li)
• Bromine (Br)
• Neon (Ne)
• Oxygen (O)

Elements in the same group have similar chemical properties because they have the same ______.

• Number of Protons and Neutrons
• Number of Protons in the nucleus
• Number of electrons in the outer energy level
• Number of neutrons in the nucleus