6.11 Random Questions Units 1-5
- 1.What is chemistry?
- A.
The study of chemicals
- B.
The study of matter and how it changes
- C.
The art of mixing chemicals together and the determination of the products that form
- D.
A measure of the compatibility between two people
- 2.What is a substance?
- A.
A single chemical or a mixture of chemicals
- B.
Two or more atoms bonded together
- C.
Any small sample which has been chemically investigated
- D.
A pure form of matter
- 3.Which observation is an example of a physical property?
- A.
Dynamite explodes
- B.
Meat rots if it is not refrigerated
- C.
Gasoline burns
- D.
Ice floats on top of liquid water
- E.
A silver platter tarnishes
- 4.How many significant figures are there in the following number? 40
- A.
4
- B.
3
- C.
2
- D.
1
- 5.
![Name the organic functional group in the substance below - ProProfs]( "Name the organic functional group in the substance below")
Name the organic functional group in the substance below- A.
Alkene
- B.
Alkyne
- C.
Alcohol
- D.
Ketone
- E.
Ether
- F.
Aldehyde
- 6.Which ion has 50 electrons?
- A.
Sn
- 7.The electron was first proposed to exist based primarily on the results of which experiment?
- A.
Thomson's cathode ray tube experiment
- B.
Rutherford's gold foil experiment
- C.
Bohr's interpretation of the balmer formula
- D.
Frankensteins Transylvania experiments with lightning and corpses
- 8.Which key experiment or observation resulted in the concept that electrons reside in shells?
- A.
Thomson's cathode ray tube experiment
- B.
Rutherford's gold foil experiment
- C.
Bohr's interpretation of the Balmer Formula as it relates to atomic emission spectra
- D.
Professor Utonium's experiments with chemical x. leading to the creation of the power puff girls
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