Chemistry Quiz

Chemistry Quiz

9th Grade

30 Qs

quiz-placeholder

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Chemistry Quiz

Chemistry Quiz

Assessment

Quiz

Mathematics

9th Grade

Hard

Created by

Tunde Adi

FREE Resource

30 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Chemistry is defined as

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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