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Chemistry Challenge

Authored by Evan Chez

Chemistry

12th Grade

NGSS covered

Used 1+ times

Chemistry Challenge
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10 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the electron configuration of a chromium atom in its ground state?

Tags

NGSS.HS-PS1-1

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following molecules exhibits hydrogen bonding as its strongest intermolecular force?

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

1

2

3

4

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is not a characteristic reaction of alkanes?

Substitution

Addition

Combustion

Cracking

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a thermodynamic process, if the system does work on the surroundings and absorbs heat from the surroundings, the internal energy of the system:

Increases

Decreases

Remains the same

Cannot be determined without more information

Tags

NGSS.HS-PS3-2

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

+0.76 V

-0.76 V

+1.10 V

-1.10 V

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following elements has the highest electronegativity?

Fluorine

Oxygen

Nitrogen

Chlorine

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