TCAP Success Grade 7 Science Chapter 3

TCAP Success Grade 7 Science Chapter 3 Sample

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2.

How many neutrons does an atom of cobalt have?

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4.

The majority of elements on the Periodic Table are

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6.

Neutral lithium has three protons. During a chemical reaction, one electron is removed. How many protons does lithium have now?

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7.

Oxygen and sulfur are in the same group on the Periodic Table because

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8.

With the exception of the element hydrogen, the atomic number and the atomic mass of each element are