Covalent Bonds/ Moles

Covalent Bonds/ Moles

Assessment

Flashcard

Chemistry

9th Grade

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the formula for dinitrogen pentoxide?

Back

N₂O₅

2.

FLASHCARD QUESTION

Front

How many hydrogens are in 4H₂O?

Back

8

3.

FLASHCARD QUESTION

Front

Which of the following is NOT formed by a covalent bond? K₂S, H₂O, I₂, CO₂

Back

K₂S

4.

FLASHCARD QUESTION

Front

Which element has the highest electronegativity? Noble gases, potassium, fluorine, boron

Back

Fluorine

5.

FLASHCARD QUESTION

Front

How many total atoms are in NaC₂H₃O₂?

Back

8

6.

FLASHCARD QUESTION

Front

Define a covalent bond.

Back

A covalent bond is a chemical bond that involves the sharing of electron pairs between atoms.

7.

FLASHCARD QUESTION

Front

What is the difference between a covalent bond and an ionic bond?

Back

Covalent bonds involve sharing electrons, while ionic bonds involve the transfer of electrons.

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