About Chemistry Quiz #848
Chemistry Quiz #848 was the quiz for Wednesday, October 28, 2026: 10 questions: 3 easy, 4 medium and 3 hard. Everyone who played Chemistry Quiz that day got the same quiz, and it stays here to play for 60 days.
The questions of Chemistry Quiz #848
- Which particle in an atom has no charge?
- Which gas makes soft drinks fizzy?
- What are the three common states of matter?
- What is it called when a solid turns straight into a gas without melting?
- What is the chemical formula for carbon monoxide?
- What is the chemical name for baking soda?
- Which 1987 agreement named after a Canadian city protects the ozone layer?
- Which substance has the chemical formula NH₃?
- What is Canada's own design of nuclear power reactor called?
- What is the chemical name for household bleach?
The answer options and the answers appear only when you play the quiz, one question at a time.
New to Chemistry Quiz? The rules, tips and common questions are on the Chemistry Quiz page, and Periodic Table Memory Tips for the Quiz goes into strategy.
Other days of Chemistry Quiz
- Chemistry Quiz #850, Oct 30
- Chemistry Quiz #849, Oct 29
- Chemistry Quiz #847, Oct 27
- Chemistry Quiz #846, Oct 26
- Chemistry Quiz #845, Oct 25
- Today’s quiz, #851
Every day of the last 60 is in the puzzle archive.