Chemistry Semester Exam

Chemistry Semester Exam

Assessment

Flashcard

Science

11th Grade

Practice Problem

Hard

Created by

Wayground Content

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the smallest particle of an element that retains its identity?

Back

Atom

2.

FLASHCARD QUESTION

Front

What does the gold(III) ion (Au3+) indicate about the number of electrons compared to a neutral gold atom?

Back

Gold(III) has three fewer electrons than a neutral gold atom.

3.

FLASHCARD QUESTION

Front

What happens to the volume of an ideal gas as it is cooled to absolute zero (0 K) at constant pressure?

Back

The volume decreases until it becomes zero at 0 K.

4.

FLASHCARD QUESTION

Front

What is the chemical formula for water?

Back

H₂O

5.

FLASHCARD QUESTION

Front

What temperature is equivalent to absolute zero (0 K)?

Back

-273.15°C

6.

FLASHCARD QUESTION

Front

What are quarks?

Back

Quarks are fundamental particles that combine to form protons and neutrons.

7.

FLASHCARD QUESTION

Front

Define an ion.

Back

An ion is an atom or molecule that has a net electrical charge due to the loss or gain of one or more electrons.

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