Food Chemistry: What's in Your Snack?

We eat every day, but how often do we think about what’s actually in our food? From the simplest snack to a fancy dessert, chemistry is at play in every bite. Fats, proteins, sugars, acids, and other molecules all work together to create the textures and flavors we enjoy. Did you know that baking soda is a chemical leavener, or that vitamin C is an acid? Food labels and ingredient lists are full of fascinating terms — some familiar, others surprising. In this quiz, you’ll explore what’s really in your favorite foods and learn a bit about the chemistry that makes them tasty (or not!). Get ready to become a more informed eater — next time you grab a snack, you might see it in a whole new light!
No. 1 /10
What common ingredient makes bread dough rise?

Yeast
Salt
Oil
Sugar
No. 2 /10
What gives chocolate its smooth texture?

Cocoa butter
Water
Flour
Caffeine
No. 3 /10
What vitamin is also known as ascorbic acid?

Vitamin C
Vitamin A
Vitamin D
Vitamin K
No. 4 /10
What is the main gas that makes soda fizzy?

Carbon dioxide
Oxygen
Nitrogen
Hydrogen
No. 5 /10
What type of sugar is commonly found in fruit?

Fructose
Sucrose
Glucose
Lactose
No. 6 /10
What gives mustard its yellow color?

Turmeric
Carrot extract
Paprika
Saffron
No. 7 /10
What chemical helps thicken jams and jellies?

Pectin
Gluten
Gelatin
Casein
No. 8 /10
Which acid is commonly found in vinegar?

Acetic acid
Citric acid
Lactic acid
Malic acid
No. 9 /10
What makes baked goods brown and flavorful?

Maillard reaction
Fermentation
Oxygenation
Hydrolysis
No. 10 /10
Which mineral is often added to salt to prevent iodine deficiency?

Iodine
Calcium
Magnesium
Iron
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