Matter Interactions Review

Which law states that matter cannot be created or destroyed in a chemical reaction?

• Law of Conservation of Energy
• Law of Thermodynamics
• Law of Conservation of Mass
• Law of Inertia

Tags

NGSS.MS-PS1-5

What are the three main subatomic particles in an atom?

• Protons, neutrons, quarks
• Neutrons, positrons, electrons
• Protons, neutrons, electrons
• Protons, electrons, photons

Where are electrons located in an atom?

• In the mitochondria
• In the electron cloud

• In the nucleus
• In the cytoplasm

Which subatomic particle has a positive charge?

• Proton
• Photon
• Neutron
• Electron

What is the atomic number of an element?

• Number of protons
• Number of neutrons
• Number of electrons
• Number of isotopes

How can you determine the number of neutrons in an atom if you know its atomic number and mass number?

• Subtract the atomic number from the mass number

• Add the atomic number to the mass number

• Multiply the atomic number by the mass number

• Divide the mass number by the atomic number

What type of bond involves the sharing of electrons between atoms?

• Ionic bond
• Hydrogen bond
• Metallic bond
• Covalent bond

Tags

NGSS.HS-PS1-1

Elements in the same column of the periodic table have the same number of:

• atomic number
• protons
• neutrons
• valence electrons

Which of the following is a chemical change?

• Burning wood
• Boiling water
• Mixing salt and water
• Melting ice

Tags

NGSS.MS-PS1-5

NGSS.MS-PS1-2

In a balanced chemical equation, the number of atoms for each element on the reactant side is:

• Dependent on the type of elements involved
• Greater than the number of atoms for each element on the product side
• Equal to the number of atoms for each element on the product side
• Always zero

Tags

NGSS.MS-PS1-5