6.11 Random Questions Units 1-5

10 Questions | By Brielmannh | Updated: Dec 11, 2014 | Attempts: 139

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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
- A.
  
  Alkene
- B.
  
  Alkyne
- C.
  
  Alcohol
- D.
  
  Ketone
- E.
  
  Ether
- F.
  
  Aldehyde
6.

How many protons, neutrons, and electrons are in the following ion?
- A.
  
  Ten protons, eleven neutrons, twelve electrons
- B.
  
  Eleven protons, twelve neutrons, thirteen electrons
- C.
  
  12 protons, 11 neutrons, eleven electtons
- D.
  
  11 protons, 12 neutrons, ten electrons
- E.
  
  11 protons, 10 neutrons, 12 electrons
7.

Which ion has 50 electrons?
- A.
  
  Sn
- B.
- C.
- D.
8.

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
9.

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