Integrated Atoms and Periodic Table Exam Review

What is the atomic number of Carbon?

• 6

• 12

• 8

• 14

Which of the following elements is a noble gas?

• Oxygen

• Nitrogen

• Argon

• Hydrogen

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How many valence electrons does an atom of Chlorine have?

• 5

• 6

• 7

• 8

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What is the charge of a proton?

• Neutral

• Positive

• Negative

• Variable

Which group in the periodic table is known as the Alkali Metals?

• Group 1

• Group 2

• Group 17

• Group 18

Explain why elements in the same group of the periodic table have similar chemical properties.

• They have the same number of protons.

• They have the same number of valence electrons.

• They have the same atomic mass.

• They have the same number of neutrons.

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Which of the following elements is likely to form a +2 ion?

• Sodium

• Magnesium

• Aluminum

• Silicon

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Describe the general trend in atomic size as you move down a group in the periodic table.

• Atomic size decreases.

• Atomic size increases.

• Atomic size remains constant.

• Atomic size first increases then decreases.

Predict the type of bond that will form between Sodium (Na) and Chlorine (Cl).

• Covalent bond

• Ionic bond

• Metallic bond

• Hydrogen bond

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Analyze why Helium is placed in Group 18 of the periodic table despite having only 2 electrons.

• It is a metal.

• It is a non-metal.

• It has a full outer shell.

• It is a liquid at room temperature.

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