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Theoretical Chemistry Quizzes, Questions & Answers

Recent Theoretical Chemistry Quizzes

Stoichiometry and Limiting Reagent Review

Questions: 25 | Attempts: 1527 | Last updated: Mar 22, 2025

Sample Question
Coal can be converted to methane gas by a process called coal gasification. The equation for the reaction is the following:2 C (s) + 2 H2O (l) --> CH4 (g) + CO2 (g)What mass in grams of carbon is required to react with water to form 1.00 mol CH4?

48 g C

24.0 g C

12.0 g C

6 g C

Atom Test Period 8

Questions: 27 | Attempts: 76 | Last updated: Jul 12, 2025

Sample Question
An atom is fundamentally different from an ion. This is because an ion...

Never has an equal number of protons and electrons, and an atom always has an equal number of protons and electrons.

Always has the same number of protons and neutrons; for atoms the number of protons may be different than the number of neutrons.

Always has more electrons than protons; atoms always have the same number of protons as electrons.

Never has more than 1.5 times as many neutrons as protons; atoms may be radioactive.

Elements, Atoms, Bonding and The Periodic Table Flash Quiz

Questions: 12 | Attempts: 289 | Last updated: Mar 20, 2025

Sample Question
What is matter?

Anything that has mass and occupies space.

Anything that has density and occupies space.

Anything that has volume and takes up space.

Anything that has electrons and takes up space.

Atomic Theory & Periodic Table Quiz

Questions: 30 | Attempts: 141 | Last updated: May 14, 2025

Sample Question
Protons are found in the ________.

Nucleus

Electron Cloud

Outside the Atom

Electron Energy Levels

Ultimate Quiz On Stoichiometry Quiz

Questions: 8 | Attempts: 9486 | Last updated: Jan 7, 2025

Sample Question
Mole ratios for a reaction are obtained from the

Coefficients

Chemical symbols

Molar masses

Subscripts

Bk Ch 1 Discovery Of The Atom Quiz

Questions: 15 | Attempts: 151 | Last updated: Apr 18, 2025

Sample Question
Greek philosopher, namely Democritis, devised a theory that all matter is made of atoms.

True

False

Section C Review Pg.153-179

Questions: 37 | Attempts: 159 | Last updated: Oct 4, 2025

Sample Question
What is the molar mass of Carbon?

6 g/mol

12.01 g/mol

19.00 g/mol

1.01 g/mol

Stoichiometry Calculating Quiz! Trivia

Questions: 10 | Attempts: 807 | Last updated: Mar 21, 2025

Sample Question
If you have 4.5 moles of lead(IV) nitrate how many moles of silver nitrate can be produced according to the following reaction? Pb(NO3)4 + 4AgCl ---> 4AgNO3 + PbCl4

1.2n

4.5n

16n

18n

Atomic Theory & Periodic Table

Questions: 15 | Attempts: 1078 | Last updated: Mar 21, 2025

Sample Question
How many electrons can fit in the FIRST electron shell/orbital?

1

2

3

4

8

AP Chemistry ChAPter 2 Quiz

Questions: 10 | Attempts: 1821 | Last updated: Sep 3, 2025

Sample Question
Which of the following statements from Dalton’s atomic theory is no longer true, according to modern atomic theory?

Elements are made up of tiny particles called atoms.

Atoms are not created or destroyed in chemical reactions.

All atoms of a given element are identical.

Atoms are indivisible in chemical reactions.

All of these statements are true according to modern atomic theory.

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