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QR Challenge: Chemisrty QR Challenge Sem 1 Review

Created using the ClassTools QR Treasure Hunt Generator

Teacher Notes

A. Prior to the lesson:

1. Arrange students into groups. Each group needs at least ONE person who has a mobile device.

2. If their phone camera doesn't automatically detect and decode QR codes, ask students to

3. Print out the QR codes.

4. Cut them out and place them around your class / school.


B. The lesson:

1. Give each group a clipboard and a piece of paper so they can write down the decoded questions and their answers to them.

2. Explain to the students that the codes are hidden around the school. Each team will get ONE point for each question they correctly decode and copy down onto their sheet, and a further TWO points if they can then provide the correct answer and write this down underneath the question.

3. Away they go! The winner is the first team to return with the most correct answers in the time available. This could be within a lesson, or during a lunchbreak, or even over several days!


C. TIPS / OTHER IDEAS

4. A detailed case study in how to set up a successful QR Scavenger Hunt using this tool can be found here.


Questions / Answers (teacher reference)

Question

Answer

1. Basic research iscarried out for the sake of increasing knowledge.
2. Applied research is2carried out to solve a problem2
3. An example of an extensive physical property is3mass3
4. Which of the following is an intensive physical property4color4
5. The state of matter in which a material has definite shape and definite volume is the5solid state5
6. The state of matter in which a material has neither a definite shape nor a definite volume is the6gaseous state6
7. The state of matter in which particles are rigidly held in fixed positions is the7solid state7
8. If 6 g of element K combine with 17 g of element L, how many grams of element K combine with 85 g of element L830 g8
9. Give an example of the law of multiple proportions9CO CO9
10. According to the law of definite proportions, any two samples of KCl have10the same ratio of elements10
11. Mendeleev attempted to organize the chemical elements based on their11properties11
12. The person whose work led to a periodic table based on increasing atomic number was12Moseley12
13. Argon, krypton, and xenon are13noble gases13
14. The principle that states that the physical and chemical properties of the elements are periodic functions of their atomic numbers is14the periodic law14
15. For electromagnetic radiation, c (the speed of light) equals15frequency times wavelength15
16. A quantum of electromagnetic energy is called a(n)16photon16
17. Planck's constant17is the same for all forms of radiation17
18. To balance a chemical equation, it may be necessary to adjust the18coefficients18
19. A chemical equation is balanced when the19same number of each kind of atom appears in the reactants and in the products19
20. Which coefficients correctly balance the formula equation CaO + H2O ® Ca(OH)2201, 1, 120

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q1/20:

Basic research is&choe=UTF-8

Question 1 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q2/20:

Applied research is2&choe=UTF-8

Question 2 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q3/20:

An example of an extensive physical property is3&choe=UTF-8

Question 3 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q4/20:

Which of the following is an intensive physical property4&choe=UTF-8

Question 4 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q5/20:

The state of matter in which a material has definite shape and definite volume is the5&choe=UTF-8

Question 5 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q6/20:

The state of matter in which a material has neither a definite shape nor a definite volume is the6&choe=UTF-8

Question 6 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q7/20:

The state of matter in which particles are rigidly held in fixed positions is the7&choe=UTF-8

Question 7 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q8/20:

If 6 g of element K combine with 17 g of element L, how many grams of element K combine with 85 g of element L8&choe=UTF-8

Question 8 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q9/20:

Give an example of the law of multiple proportions9&choe=UTF-8

Question 9 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q10/20:

According to the law of definite proportions, any two samples of KCl have10&choe=UTF-8

Question 10 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q11/20:

Mendeleev attempted to organize the chemical elements based on their11&choe=UTF-8

Question 11 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q12/20:

The person whose work led to a periodic table based on increasing atomic number was12&choe=UTF-8

Question 12 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q13/20:

Argon, krypton, and xenon are13&choe=UTF-8

Question 13 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q14/20:

The principle that states that the physical and chemical properties of the elements are periodic functions of their atomic numbers is14&choe=UTF-8

Question 14 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q15/20:

For electromagnetic radiation, c (the speed of light) equals15&choe=UTF-8

Question 15 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q16/20:

A quantum of electromagnetic energy is called a(n)16&choe=UTF-8

Question 16 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q17/20:

Planck's constant17&choe=UTF-8

Question 17 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q18/20:

To balance a chemical equation, it may be necessary to adjust the18&choe=UTF-8

Question 18 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q19/20:

A chemical equation is balanced when the19&choe=UTF-8

Question 19 (of 20)

 



Chemisrty QR Challenge Sem 1 Review: QR Challenge

https://www.classtools.net/QR/decode.php?text=Chemisrty QR Challenge Sem 1 Review
Q20/20:

Which coefficients correctly balance the formula equation CaO + H2O ® Ca(OH)220&choe=UTF-8

Question 20 (of 20)