Chemistry Quiz

What is the charge of an electron?

• Positive

• Negative

• Neutral

• Depends on the element

Which subatomic particle is found in the nucleus of an atom?

• Electron

• Proton

• Neutron

• All of the above

Who is known for creating the modern periodic law?

• Lothar Meyer

• Dmitri Mendeleev

• John Newlands

• Antoine Lavoisier

What is the primary factor that determines an element's chemical properties?

• Atomic mass

• Number of protons

• Electron configuration

• Neutron count

Which particle has a positive charge?

• Neutron

• Proton

• Electron

• Nucleus

What happens to the ionization energy as you move down a group in the periodic table?

• It increases

• It decreases

• It remains the same

• It fluctuates

What type of bond is formed when electrons are shared between atoms?

• Ionic bond

• Covalent bond

• Metallic bond

• Hydrogen bond

What is the most stable state of an atom?

• Full outer shell

• Half-full outer shell

• Empty outer shell

• Random configuration

Which of the following elements is a transition metal?

• Sodium

• Scandium

• Calcium

• Bromine

Which of the following statements is true about noble gases?

• They are highly reactive

• They have a complete outer electron shell

• They are metals

• They form covalent bonds