AP Chemistry Review

What charge does an atom have when it GAINS electrons?

• Positive

• Negative

• Neutral

Sodium has an atomic number of 11, how many protons does this atom have?

• 22

• 11

• 12

• 2

Tags

NGSS.MS-PS1-1

What term is used for the joining of atoms to form new substances?

• valence electrons

• physical bonding

• energy level

• chemical bonding

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NGSS.MS-PS1-5

How many valence electrons are in the element Carbon?

• 2 electrons

• 6 electrons

• 4 electrons

• 8 electrons

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NGSS.MS-PS1-1

The Periodic Table of Elements is most related to...

• Chemistry

• Geology

• Astronomy

• Biology

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NGSS.MS-PS1-1

What is the study of matter and how it changes?

• Biology

• Physics

• Chemistry

• Geology

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NGSS.MS-PS1-1

NGSS.MS-PS1-2

NGSS.MS-PS1-4

NGSS.MS-PS1-5

What is the result of a neutralization reaction between an acid and a base?

• Salt and water

• Acid and water

• Base and water

• Gas and water

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DOK Level 2: Skill/Concept

Which of the following best describes a covalent bond?

• Transfer of electrons

• Sharing of electrons

• Attraction between ions

• Attraction between molecules

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DOK Level 1: Recall

• Decomposition

• Synthesis

• Single replacement

• Double replacement

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DOK Level 1: Recall

What happens in an ionic bond?

• Atoms gain or lose electrons and bond through charge.

• Atoms share valence electrons.

• Atoms connect through similar affinities (e.g. both hydrophobic)

Tags

NGSS.MS-PS1-5