Chemistry Quiz

Choose the correct answer using the periodic table for the element O.

• Rb

• Xe

Which element is the least chemically reactive?

• Rb

• Xe

Choose the correct answer using the periodic table for the element O. Which of these elements has a higher electronegativity?

• Cs

• Li

Select the best answer. Looking at the diagram, how many valence electrons does Li have?

• 0

• 1

• 3

• 2

________________ are reactive metals and have a higher melting point.

• Halogens

• Alkaline earth metals

• Metalloids

• Noble gases

Is this a transition metal, representative group, or inner transition metal?

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OFF

Choose the correct answer using the periodic table for the element O. Which of these elements has the highest ionization energy?

• Te

• I

Type the correct answer using the periodic table for the element O: How many protons does it have?

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OFF

Type the correct answer using the periodic table for the element O: Is it a metal, metalloid, or nonmetal?

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OFF

__________ is the amount of energy needed to remove an electron from an atom. Select the best answer.

• Noble gases

• Ionization energy

• Metals

• Halogens