1. Welcome to Jeopardy! With your hosts…. Mrs. Einstein & Mr. Naturale
Chemistry Unit 3
Welcome to Jeopardy!
With your hosts…. Mrs. Einstein &
Mr. Naturale

2. The smallest part of an element is an ______
The smallest part of an element is an ______. And it is made up of ______, ________ and ______.

3. The nucleus of an atom consists of _____ and _____.

4. Neutrons have a _______ charge, and protons have a ________ charge.

5. g/ml
Kg/ml
g/cm

6. Percentage error tells you…
Mass
Density
Accuracy
Precision
Accepted Value

7. So when 2 measurements are close to each other they are…
Accurate
Accurate and Precise
Precise
Precise and Accepted value
Accepted value

8. Which Unit is GREATER?
1 nanogram
1 centigram
1 milligram
1 microgram

9. Which is a derived unit?
Length
Mass
Density
Volume
None of these

10. The unit mL is used to express
Length
Mass
Density
Volume
Meters

11. The BEST unit for mass is ______
The BEST unit for mass is ______. While the BEST unit for amount is _______.
kilogram and kelvin
gram and centimeter
centimeter and mol
meter and mol
gram and mol
kilogram and centimeter
milliliter and mol

12. Using the METRIC conversion table, convert 0.014 L to:
mL________
Km________
Um________

13. Convert the following……
1) 20 cm = ______________ m
2) L = _____________ mL
3) 45 m = ______________ nm
4) 805 dm = ______________ km

14. Are these Qualitative or Quantitative?
___________________The chemical reaction yielded 3.22 moles of product.
________________ The salt aided in the dissolving of the solid.
________________The solution is M NaCl.

15. How do you get a DERIVED unit?

16. Scientific notation…..the exponent will be _______if you go to the right & _____ if you go to the _______left.

17. Convert the below using scientific notation:
124 = _______
= _________
= ________

18. Find the mass of 250. 0 mL of benzene. The density of benzene is 0
Find the mass of mL of benzene. The density of benzene is GO…
250 ml Times 8765/1ml = g

19. So a block of LEAD has dimensions of 4.50 cm by 5.20cm by 6.00 cm.
The BLOCK literally weighs 1587g….SO what’s the density of the LEAD? GO

20. So a student in Chemistry is completing a measuring lab
So a student in Chemistry is completing a measuring lab. She found the measurement to be 3.40cm. The correct value is 3.36 cm.
Calculate the percentage error?

21. Dimensional Analysis:
HOW many seconds are there in 782 minutes?
_________