Chemistry Semester 1 Review

Chemistry Semester 1 Review

Assessment

Flashcard

Chemistry

9th - 12th Grade

Easy

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15 questions

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1.

FLASHCARD QUESTION

Front

What does the octet rule state?

Back

The octet rule states that atoms tend to share, lose, or gain electrons to achieve a full outer shell of eight electrons, which is considered a stable configuration.

2.

FLASHCARD QUESTION

Front

What element has 77 protons?

Back

Iridium.

3.

FLASHCARD QUESTION

Front

What is the molecular shape of NCl3?

Back

Pyramidal.

4.

FLASHCARD QUESTION

Front

Which element has a full outer energy level with 8 valence electrons?

Back

Xenon (Xe).

5.

FLASHCARD QUESTION

Front

What is the molecular shape of SiH4?

Back

Tetrahedral.

6.

FLASHCARD QUESTION

Front

Define covalent bonding.

Back

Covalent bonding is a type of chemical bond where two atoms share one or more pairs of electrons.

7.

FLASHCARD QUESTION

Front

What is the significance of valence electrons?

Back

Valence electrons determine how an atom can bond with other atoms and are crucial for understanding chemical reactivity.

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