Q2 Bell Work Test
Test over quarter 2 bell work starting 10/21 through 12/8
- 1.The principle quantum # (n) is the number of the energy level and tells us the ______ of the electron cloud
- A.
Shape
- B.
Size
- C.
Orientation
- 2.Which one correctly represents the 4 quantum #s for mercury (Hg)?
- A.
4,1,1,-1/2
- B.
4, 3, -3, 1/2
- C.
5, 2, 2, -1/2
- 3.The outer most electrons in an atom are called
- A.
Valence
- B.
Octet
- C.
Quantum
- 4.The idea that no 2 electrons can have the same set of quantum #s is called
- A.
Graham's law
- B.
Pauli's exclusion principle
- C.
Heisenburg's Uncertainty Principle
- 5.Who stated that matter is made up of waves and particles?
- A.
Einstein
- B.
De Broglie
- C.
Dalton
- 6.The ejection of electrons by metals when light shines on them is called
- A.
The photoelectric effect
- B.
The cathode ray tube experiment
- C.
The gold foil experiment
- 7.What is a bundle of light energy?
- A.
Quantum
- B.
Photon
- C.
Quark
- 8.The quantum mechanical model of the atom___
- A.
Defines the exact path of an electron
- B.
Was proposed by Bohr
- C.
Involves probability of finding an electron in a certain position
- 9.What is the energy needed to remove an electron?
- A.
Ionization energy
- B.
Electronegativity
- C.
Atomic radius
- 10.The elements with atomic #'s 58-71 are called the
- A.
Alkali metals
- B.
Halogens
- C.
Transition metals
- 11.Atoms will gain or lose electrons in order to
- A.
Form ionic bonds
- B.
Form covalent bonds
- C.
Complete an octet
- 12.A positive ion is called
- A.
Anion
- B.
Isotope
- C.
Cation
- 13.Which of the following group #, valence electrons, and charge is correct?
- A.
Group 15, 5, 3-
- B.
Group 15, 5, 5+
- C.
Group 15, 15, 3-
- 14.A phosphorus atom needs to gain ______ electrons to achieve a stable octet
- A.
5
- B.
3
- C.
15
- 15.What is a compound made up of two elements?
- A.
Binary
- B.
Polyatomic
- C.
Ternary
- 16.What represents the charge on transition metals?
- A.
Exponents
- B.
Subscripts
- C.
Roman numerals
- 17.To neutralize an acid burn, the safest substance to use would be
- A.
Alcohol
- B.
Strong base
- C.
Baking soda
- 18.The proper method for treating a hot glass burn would be
- A.
Cold water
- B.
Butter
- C.
Baking soda
- 19.Which of the following is homogeneous?
- A.
Milk
- B.
Sugar water
- C.
Paper
- 20.Which of the following is heterogeneous?
- A.
Sugar
- B.
Air
- C.
Ice cream (yummy :)
- 21.The majority of elements are
- A.
Metals
- B.
Nonmetals
- C.
Metalloids
- 22.An example of a physical change would be
- A.
Ice melting
- B.
Wood burning
- C.
Iron rusting
- 23.An extensive property would be
- A.
Malleability
- B.
Solubility
- C.
Mass
- 24.An insoluble substance that forms during a chemical reaction that might make your solution cloudy is called a(n)
- A.
Precipitate
- B.
Solute
- C.
Impurity
- 25.The substance that you start with in a chemical reaction is called
- A.
Ingredients
- B.
Products
- C.
Reactants
Questions: 10 | Attempts: 8962 | Last updated: Apr 15, 2021
-
Sample QuestionWhatis a key stepin Teamwork?
Questions: 10 | Attempts: 7454 | Last updated: Jan 29, 2021
-
Sample QuestionWhat is your favorite color?
Questions: 33 | Attempts: 4281 | Last updated: Jan 30, 2013
-
Sample QuestionIs the most famous for the eye catching tower he constructed in Paris for the exposition universally of 1889 work of Eiffel tower.
Back to top