Basic Chemistry Quiz

Noah, Anika, and Aiden are in a science class. Their teacher asks, 'What is the smallest particle of an element that retains its chemical properties?' What should they answer?

• atom

• ion

• molecule

• compound

Mason is building a model of an atom for his science project. He wants to know which subatomic particle he should use to represent the positive charge in the nucleus.

• photon

• proton

• neutron

• electron

Liam, Ava, and Elijah are working on a science project about elements. They are discussing the atomic number of carbon. Can you tell them what it is?

• 12

• 2

• 8

• 6

During a science experiment, Luna mixed salt and water, William melted some ice, and Michael cut a piece of paper. However, it was only when they saw a piece of wood burning in the school's fireplace that they observed a chemical reaction. Which action corresponds to a chemical reaction?

• Luna mixing salt and water

• William melting ice

• Michael cutting paper

• Burning of wood

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

David is conducting a chemistry experiment where he combines sodium and chlorine. What is the product of this reaction?

• sodium oxide

• sodium chloride

• sodium bromide

• chlorine chloride

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-1

Nora is studying the periodic table and needs to know which element has the symbol 'Fe'. Can you help her identify it?

• Pb

• Iron

• Ag

• Au

Zoe, Aria, and Hannah are working on a science project about elements. They are currently studying hydrogen. Can you help them figure out the atomic mass of hydrogen?

• 1.001

• 0.999

• 1.008

• 1.005

Emma is working on a science project about the periodic table. She needs to know the period number of oxygen for her project. Can you help her find it?

• 3

• 4

• 2

• 5

Emma is decorating her science project on noble gases. Which of the following groups of elements should she use to represent noble gases?

• hydrogen (H), oxygen (O), nitrogen (N), carbon (C)

• sodium (Na), potassium (K), calcium (Ca), magnesium (Mg)

• helium (He), neon (Ne), argon (Ar), krypton (Kr), xenon (Xe), and radon (Rn)

• iron (Fe), copper (Cu), silver (Ag), gold (Au)