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WorksheetsChemistry- Topic: First chemist, from alchemy to chemistry
Total questions: 14
Worksheet time: 6mins
What was the purpose of the investigations of Alchemy?
To discover new chemicals
Turning ordinary metals into gold and silver
To make fire
Making medicine to live forever
both 2 & 4
What is elixir of life?
A substance made of Hydrogen
A material that can turn gold into silver
A medicine that would allow people to live forever
What is the chemical name of saltpetre?
Potassium nitrate
Sulphur nitrate
Carbon di oxide
Oxygen
How did Chinese people use gunpowder?
to make fire
To make paper
to make fireworks
Which of the following tree was associated with paper making process of Chinese people?
lacquer tree
Palm tree
mulberry tree
Jute tree
In which of the following Muslim counties Alchemy was vastly studied?
Iran
Turkey
Arabia
Iraq
What was the purpose of Jabir Ibn Haiyan's investigations?
To find Elixir of life
Improving ways of investigations
Writing new books
Turning ordinary metal into golds
What was the key discoveries of Gerber?
Organizing Periodic table
Different kinds of Acids
Both 2 and 4
Creating group of metal and non metal
What is the name of the book of an Irish scientist?
Sceptical chemistry
Sceptical substances
Sceptical ways of investigations
Sceptical chymist
What are the focused areas of modern chemistry?
Making substances like Philosopher's stone
Believe in experimentations
Using evidence to explain the nature of different substances
Both 2 & 3
Resolve conflicts worldwide
What was the first chemical reactions to be brought about by fire?
Release copper from its ore
cooking food
Discover iron from it's ore
What kind of chemical reaction takes place in the process of making fire with two wood piece rubbing together?
Carbon in the air mix up with the oxygen in the wood
Carbon Di Oxide in the air mix up with the oxygen in the wood
Carbon in the wood mix up with the oxygen in the air
What is Alchemy?
An early kind of science
Biology
Physics
According to your textbook people of which country had used fire about three quarters of a million years ago?
Egypt
Turkey
France
Arabia
