Chemistry Assessment

Quiz
•
Chemistry
•
10th Grade
•
Hard
+7
Standards-aligned
Charles Martinez
FREE Resource
94 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the scientist who made the following discoveries
a. Atoms contain negative particles called electrons
Thomson
Millikan
Rutherford
Dalton
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the scientist who made the following discoveries
b. The mass of an electron is 9.11x10-28g.
Thomson
Millikan
Chadwick
Rutheford
Dalton
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the scientist who made the following discoveries
c. Atoms contain neutral particles called neutrons
Thomson
Millikan
Chadwick
Rutherford
Dalton
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the scientist who made the following discoveries.
d. Atoms contain a dense, positive nucleus
Thomson
Millikan
Chadwick
Rutherford
Dalton
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Identify the scientist who made the following discoveries
e. Atoms are indivisible and resemble billiard ball.
Thomson
Millikan
Chadwick
Rutherford
Dalton
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Describe the evolution of the atomic model from the billiard ball model to the electron cloud model.
Dalton's billiard ball model-sphere of uniform density. Thomson's plum pudding model-negative electrons dispersed in positive atom. Rutherford's nuclear model- dense, positive nucleus surrounded by negative electrons. Bohr's planetary model-electrons move in circular orbits in specific energy levels. Schrodinger's electrons move within orbital not in specific orbits (Chadwick then added neutrons to the nucleus)
see above
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Write the isotope symbol, including atomic number and mass number for
a carbon-14
14/6C
53/24C
63/28Ni
92/40Zr
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