Back to Library

Advanced Chemistry for Young Scientists

Chemistry

A collection of challenging chemistry questions covering atomic theory, periodic trends, and chemical bonding concepts.

science atoms elements
12 Questions Hard Ages 9+ Aug 29, 2026
Practice Test PDF Answer Key PDF

Choose a Study Format

Quiz
Test your knowledge with multiple-choice questions and instant feedback.
Flashcards
Flip through cards to review terms, definitions and key concepts.
True or False
Quickly decide if statements are true or false to reinforce understanding.
Match Game
Race against time to match questions with their correct answers.
Study Guide
Read through all topics and answers as a comprehensive study reference.
Listen Mode
Listen to questions and answers read aloud — great for audio learners on the go.
Embed This Study Set

Add this interactive study set to your website or blog — all 6 formats included.

<div data-quixly-id="6577"></div> <script src="https://www.quixlylearn.com/assets/embed/widget.js"></script>
Learn more about embedding →

About this Study Set

This study set covers Chemistry through 12 practice questions. A collection of challenging chemistry questions covering atomic theory, periodic trends, and chemical bonding concepts. Every question includes the correct answer so you can learn as you go — pick any format above to get started.

Questions & Answers

Browse all 12 questions from the Advanced Chemistry for Young Scientists study set below. Each question shows the correct answer — select a study format above to practice interactively.

1 Which subatomic particle was discovered by J.J. Thomson in 1897 using a cathode ray tube?
  • A Proton
  • B Neutron
  • C Electron
  • D Positron
2 What is the name for the amount of substance that contains exactly 6.02214076 × 10^23 elementary entities?
  • A Mole
  • B Gram
  • C Dalton
  • D Liter
3 In the periodic table, what is the collective name for the elements in Group 18?
  • A Alkali metals
  • B Noble gases
  • C Halogens
  • D Transition metals
4 Which chemical bond involves the equal sharing of electron pairs between atoms?
  • A Ionic bond
  • B Metallic bond
  • C Nonpolar covalent bond
  • D Hydrogen bond
5 What is the most abundant element in the Earth's atmosphere by volume?
  • A Oxygen
  • B Carbon Dioxide
  • C Argon
  • D Nitrogen
6 Which law states that the pressure of a given mass of an ideal gas is inversely proportional to its volume at a constant temperature?
  • A Boyle's Law
  • B Charles's Law
  • C Avogadro's Law
  • D Dalton's Law
7 What is the chemical formula for sulfuric acid?
  • A HCl
  • B HNO3
  • C H2SO4
  • D CH4
8 Which element has the highest electronegativity on the Pauling scale?
  • A Cesium
  • B Fluorine
  • C Helium
  • D Oxygen
9 What process involves a solid turning directly into a gas without passing through the liquid phase?
  • A Condensation
  • B Evaporation
  • C Sublimation
  • D Deposition
10 Which shell model component represents the maximum number of electrons that can occupy the first energy level?
  • A 2
  • B 8
  • C 18
  • D 32
11 What type of reaction occurs when a substance reacts rapidly with oxygen and releases energy in the form of light and heat?
  • A Neutralization
  • B Combustion
  • C Precipitation
  • D Synthesis
12 Which scientist is credited with creating the first recognizable version of the Periodic Table of Elements?
  • A Marie Curie
  • B Isaac Newton
  • C Dmitri Mendeleev
  • D Albert Einstein
📱

Study on the go

Download Quixly and access all study formats on your phone — anywhere, anytime.

Download on App Store Get it on Google Play Get it on Chrome Web Store