General Chemistry review for Final

General Chemistry review for Final

Assessment

Flashcard

Chemistry

10th - 12th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the charge and mass of the nucleus of an atom?

Back

The nucleus of an atom is positively charged and has a high mass.

2.

FLASHCARD QUESTION

Front

Why are pure forms of alkali metals stored in oil?

Back

They are stored in oil to prevent reactions with oxygen and water in the air.

3.

FLASHCARD QUESTION

Front

Identify an example of an ionic compound.

Back

Lithium oxide is an example of an ionic compound.

4.

FLASHCARD QUESTION

Front

What is the overall charge of a neutral atom?

Back

The overall charge of a neutral atom is neutral.

5.

FLASHCARD QUESTION

Front

What are valence electrons?

Back

Valence electrons are electrons that are farthest away from the nucleus.

6.

FLASHCARD QUESTION

Front

What is the primary characteristic of alkali metals?

Back

Alkali metals are highly reactive and have one electron in their outermost shell.

7.

FLASHCARD QUESTION

Front

What is the difference between ionic and covalent bonds?

Back

Ionic bonds involve the transfer of electrons, while covalent bonds involve the sharing of electrons.

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