WorksheetsChemistry Quiz
Total questions: 8
Worksheet time: 4mins
What did Henry Cavendish call the gas that burned readily and was produced by the reaction of zinc, iron, and tin with acids?
Fixed air
Nitrous oxide
Inflammable air
Oxygen
Who first used nitrous oxide as an anaesthetic in surgery?
Joseph Priestley
Humphry Davy
Horace Wells
Henry Cavendish
What discovery by Henry Cavendish led to the development of the first hydrogen balloon?
The identification of oxygen
The calculation of the density of inflammable air
The use of nitrous oxide in surgery
The production of fixed air
Which gas did Joseph Priestley and Carl Scheele isolate that was later named by Priestley?
Hydrogen
Oxygen
Nitrous oxide
Carbon dioxide
What did Henry Cavendish demonstrate with his experiments on water?
That water is a basic element
That water is a compound of hydrogen and dephlogisticated air (oxygen)
That water can exist in three states
That water is inflammable
According to the text, what was the composition of Earth's atmosphere as discovered by Cavendish?
50% oxygen, 50% nitrogen
99% hydrogen, 1% other gases
99% dephlogisticated air (oxygen), 1% other gases
99% nitrogen and other gases, 1% oxygen
What incorrect notion did Cavendish challenge through his experiments?
The existence of atoms
The phlogiston theory
The conservation of mass
The theory of relativity
What was unique about the way Henry Cavendish conducted his life and work?
He worked in large teams
He was very sociable and outgoing
He worked alone and was reclusive
He frequently traveled for research
