Worksheets9. Sınıf Kimya Pop-quiz-1 (Simya)
Total questions: 9
Worksheet time: 9mins
Fill in the blanks with the correct words.
Most of the historian believed that the chemical knowledge started with the ancient civilizations of (a) and Egypt.
Egyptians developed many types of .......................... and used metals in construction and manufacture of tools for ............................ and ...............................
(a)
Chinese discovered (a)
Al-Biruni reported that Indians have a science similar to alchemy which is quite peculiar to them, which is called (a)
The contribution of ...................................... to the history of alchemy is profound. They excelled in the field of practical .......................... .......................... and offered the first descriptions of some of the substances still used in modern chemistry. Muriatic (hydrochloric) acid, .................. acid, and ................ acid are discoveries of Arabic alchemists.
(a)
Which of the following is not what an alchemist is expected to do?
They tried to reach immortality.
They tried to convert base metals into gold.
They obtained new substances by mixing metals.
They produced hypothesis and performed controlled experiments on them.
They tried to find philosopher’s stone.
Which of the following is a contribution of alchemists to chemistry?
I. Making drugs from plants.
II. Discovering some acids by using distillation.
III. Obtaining alloys by mixing metals.
IV. Discovering laboratory equipment such as crucible and alembic.
I and II
II and III
I and III
I, II and III
I, II, III and IV
Which of the following is wrong about alchemists?
Lavoisier discovered oxygen.
Democritus used “atomos” concept firstly.
Jabir Ibn Hayyan introduced experimentation into alchemy.
Four element concept was proposed by Empedocles and supported by Aristotle.
Al-Razi performed the processes of sublimation, distillation, crystallization and filtration.
How many of the following are substances that alchemists have found through trial and error method?
* Perfume * Paper
* Ink * Battery
* Ceramics * Formic acid
* Teflon * Aqua vitae
* Glass * Alloys
4
5
6
7
8
