Chemistry Quiz

what is the first element in the periodic table?

• Hydrogen

• Oxygen

• Nitrogen

• Lawrencium

what is the element symbol for potassium?

• K

• P

• Pa

• Pt

Who created the modern periodic table?

• Marie Curie

• Albert Einstein

• Dmitri Mendeleev

• Issac Newton

What is the atomic number of an element?

• The number of protons

• the number of neutrons

• the number of moles

• The amount of atoms

what is are the number of protons, neutrons, and electrons in Krypton?

• 36, 48, 36

• 36, 36, 36

• 48, 48, 36

• 21, 43, 36

Tags

NGSS.MS-PS1-1

What is the mass numbe of an element?

• the number of protons and the number of neutrons

• the number of protons and the number of electrons

• the number of electrons and the number of neutrons

• the number of protons and the number of atoms

what is the mass number of Fluorine?

• 18.998403

• 1.00784

• 24.305

• 196.96657

What is the 20th element on the periodic table?

• Calcium

• Oxygen

• Gold

• Potassium

What are the two types of Ions?

• Nucleus and Atoms

• Elements and Chemicals

• Cations and Anions

• H2O and CO2

What is the term for elements in the same vertical column of the periodic table?

• Periods

• Groups

• Families

• Series