Atomic Structure Quiz

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What is the charge of electrons?

Negative (correct)

Variable

Neutral

Positive

Which subatomic particle has a mass slightly greater than that of protons?

Electrons

Photons

Neutrons (correct)

Positrons

What is the basic unit of an element that can enter into chemical combination?

Electron

Proton

Neutron

Atom (correct)

What is the Aufbau Principle?

The principle that dictates the order in which electrons are added to the atomic orbitals Signup and view all the answers

What does the electron configuration of an atom show?

How the electrons are distributed among the various atomic orbitals Signup and view all the answers

What is the purpose of the periodic table?

To group elements based on their atomic number Signup and view all the answers

Metalloids have properties that are intermediate between those of metals and nonmetals.

True Signup and view all the answers

Elements in Group 7A are known as alkali metals.

False Signup and view all the answers

The Group 8A elements are called noble gases or rare gases.

True Signup and view all the answers

A molecule is an aggregate of at least two atoms in a definite arrangement held together by ______ forces

chemical bonds Signup and view all the answers

Diatomic molecules contain only ______ atoms

two Signup and view all the answers

Covalent compounds are compounds that contain only ______ bonds

covalent Signup and view all the answers

Atomic Structure Quiz

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Questions and Answers

What is the charge of electrons?

Which subatomic particle has a mass slightly greater than that of protons?

What is the basic unit of an element that can enter into chemical combination?

What is the Aufbau Principle?

What does the electron configuration of an atom show?

What is the purpose of the periodic table?

Metalloids have properties that are intermediate between those of metals and nonmetals.

Elements in Group 7A are known as alkali metals.

The Group 8A elements are called noble gases or rare gases.

A molecule is an aggregate of at least two atoms in a definite arrangement held together by ______ forces

Diatomic molecules contain only ______ atoms

Covalent compounds are compounds that contain only ______ bonds

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