Chemistry is defined as

Chemistry Quiz

Quiz
•
Mathematics
•
9th Grade
•
Hard
Tunde Adi
FREE Resource
30 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a branch of knowledge which produces chemicals
the branch of science which deals with changes in matter
the oldest branch science.
the branch of science which makes physics and biology clearer.
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Scientific approach to discoveries follows the order which includes
observation, hypothesis, and results
experiments, hypothesis and results
further experiments and problems solving.
theory, negative and positive results and experiments.
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chemical hypothesis is different from chemical law in that
hypothesis is a reasonable explanation to observations made while law is a statement from a scientist.
hypothesis is a reasonable explanation to observations while law is a statement which confirms the hypothesis after extensive tests.
hypothesis is not reasonable while law is reasonable.
none of the above.
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Chemical changes around us includes all except
rusting of iron nails
sieving
fading of coloured cloth
decomposing of green leaves in a compost
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
One of these professions has no need for chemistry
Miners
Engineers
Philosophers
Geologists
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The simplest unit of water that retains its properties is called
an atom
an element
an hydroxide
a molecule
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following basic particles with the smallest mass makes up an atom
a proton
a neutron
an x- particle
an electron
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