Atomic Structure formative

Atomic Structure formative

Assessment

Flashcard

Chemistry

10th Grade

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the mass number of an atom?

Back

The mass number is the total number of protons and neutrons in the nucleus of an atom.

2.

FLASHCARD QUESTION

Front

What does the atomic number represent?

Back

The atomic number represents the number of protons in the nucleus of an atom, which determines the element's identity.

3.

FLASHCARD QUESTION

Front

How do you determine the charge of an atom?

Back

The charge of an atom is determined by the difference between the number of protons (positive charge) and electrons (negative charge).

4.

FLASHCARD QUESTION

Front

What happens when you add a proton to an atom?

Back

Adding a proton changes the element to a different one, as the atomic number increases.

5.

FLASHCARD QUESTION

Front

What is an ion?

Back

An ion is an atom or molecule that has gained or lost one or more electrons, resulting in a net charge.

6.

FLASHCARD QUESTION

Front

What is the difference between a cation and an anion?

Back

A cation is a positively charged ion (lost electrons), while an anion is a negatively charged ion (gained electrons).

7.

FLASHCARD QUESTION

Front

What is the role of neutrons in an atom?

Back

Neutrons contribute to the mass of an atom and help stabilize the nucleus, but they do not affect the charge.

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