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Semester 1 Final Chem --- 2024

Semester 1 Final Chem --- 2024

Assessment

Flashcard

Chemistry

11th Grade

Practice Problem

Hard

Created by

Wayground Content

FREE Resource

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the symbol for Phosphorus?

Back

P

2.

FLASHCARD QUESTION

Front

What are atoms with the same number of protons but different numbers of neutrons called?

Back

Isotopes

3.

FLASHCARD QUESTION

Front

What is the correct formula for sodium oxide?

Back

Na2O

4.

FLASHCARD QUESTION

Front

Which scientist proposed that electrons move in specific circular paths around the nucleus?

Back

Bohr

5.

FLASHCARD QUESTION

Front

What is the relationship between wavelength and frequency?

Back

The longer the wavelength, the lower the frequency.

6.

FLASHCARD QUESTION

Front

What is the atomic number of an element?

Back

The number of protons in the nucleus of an atom.

7.

FLASHCARD QUESTION

Front

What is the difference between an ion and a cation?

Back

An ion is a charged atom; a cation is a positively charged ion.

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