Q2 Bell Work Quiz (Intro)
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Quiz over Quarter 2 Bell work starting on 10/21 till 12/8
- 1.What is the amount of energy required for an electron to jump energy levels?
- A.
A) leap
- B.
B) quantum
- C.
C) light barrier
- 2.The lowest frequency in the visible light spectrum is what color?
- A.
Violet
- B.
Blue
- C.
Red
- 3.What is the ejection of electrons by metals when light shines on them?
- A.
Photoelectric effect
- B.
Gold foil experiment
- C.
Cathode ray tube experiment
- 4.Who stated that matter behaves as both waves and particles?
- A.
Einstein
- B.
De Broglie
- C.
Dalton
- 5.What is a bundle of light energy?
- A.
Quantum
- B.
Quark
- C.
Photon
- 6.Sublimation (think dry ice) is the process in which a solid changes from a:
- A.
Liquid to a gas
- B.
Solid to a gas
- C.
Gas to a liquid
- 7.Which orbital has the highest energy?
- A.
F-orbital
- B.
S-orbital
- C.
D-orbital
- 8.How many electrons can the p orbital contain?
- A.
3
- B.
6
- C.
10
- 9.Metalloids lie on either side of the staircase separating the:
- A.
Alkali metals and noble gases
- B.
Transition metals and halogens
- C.
Metals and nonmetals
- 10.Noble gases are:
- A.
Normally gases at room temperature
- B.
Elements with 8 valence electrons
- C.
Un-reactive or inert
- D.
All of these
- 11.The alkali metals are all part of group
- A.
2
- B.
1
- C.
17
- 12.Which one makes up the majority of the elements?
- A.
Metalloids
- B.
Nonmetals
- C.
Metals
- 13.Noble gases make up group
- A.
18
- B.
17
- C.
1
- 14.What is the trend for ionization energy across a period?
- A.
It increases
- B.
It decreases
- C.
It remains constant
- 15.Which of the elements has the highest ionization energy value?
- A.
Hydrogen
- B.
Cesium
- C.
Fluorine
- 16.To neutralize an acid burn, the safest substance to use would be:
- A.
Alcohol
- B.
Strong base
- C.
Baking soda
- 17.The proper method for treating a hot glass burn would be
- A.
Cold water
- B.
Butter
- C.
Baking soda
- 18.The first thing you do when you spill a chemical is:
- A.
Tell the teacher
- B.
Evacuate the room
- C.
Pour water on the spill
- 19.A mixture is a combination of
- A.
2 or more substances not chemically bound together
- B.
2 elements chemically bound together
- C.
2 or more gases
- 20.An example of a physical property of an element is:
- A.
It's boiling point
- B.
It's reactivity with water
- C.
It's ability to bond with oxygen
- 21.What is the oxidation # for Group 17?
- A.
1+
- B.
1-
- C.
2+
- 22.Cations are atoms with a positive charge. What has happened to a cation's electron count?
- A.
It has increased
- B.
It has decreased
- C.
It stayed the same
- 23.Anions have a surplus of
- A.
Protons
- B.
Electrons
- C.
Neutrons
- 24.What is the oxidation # of Group 15 elements?
- A.
1+
- B.
3-
- C.
2-
- 25.What is the minimum amount of valence electrons any atom can have?
- A.
0
- B.
2
- C.
1
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