
Atomic Theory and Chemical Laws

Interactive Video
•
Chemistry, Science
•
9th - 12th Grade
•
Hard

Olivia Brooks
FREE Resource
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10 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What was the primary goal of alchemy in historical contexts?
To create new elements
To understand the structure of atoms
To achieve immortality and turn base metals into gold
To develop modern chemistry
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What did the phlogiston theory attempt to explain?
The process of photosynthesis
The phenomenon of combustion
The formation of acids
The behavior of gases
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which scientist is credited with the law of conservation of mass?
Joseph Proust
Robert Boyle
John Dalton
Antoine Lavoisier
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does Dalton's atomic theory primarily focus on?
The existence of isotopes
The wave nature of electrons
The chemical bonding of molecules
The indivisibility of atoms
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What does the law of multiple proportions state?
Elements combine in fixed ratios to form compounds
Elements can form multiple compounds with different ratios
Compounds have variable compositions
Mass is conserved in chemical reactions
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the key idea behind Proust's law of definite proportions?
Mass is conserved in chemical reactions
Compounds always contain the same elements in the same proportions by mass
Compounds have variable compositions
Elements can form multiple compounds with different ratios
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which compound is used as an example to illustrate the law of definite proportions?
Ammonia
Sodium chloride
Methane
Water
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