1

Question 1

Sub-discipline of science that deals with the
study of matter and the substances that
constitute it

Answer 1

Chemistry

Question 2

It connects and overlaps with many
other scientific disciplines such as
biology, physics, medicine, etc.

Answer 2

Central Science

Question 3

Branches of Chemistry

Answer 3

Organic Chemistry
Inorganic Chemistry
Physical Chemistry
Analytical Chemistry
Biochemistry
Environmental Chemistry
Industrial Chemistry
Theoretical Chemistry
Polymer Chemistry
Medical Chemistry

Question 4

Study of carbon-containing compounds

Answer 4

Organic Chemistry

Question 5

Study of inorganic compounds.

Answer 5

Inorganic Chemistry

Question 6

Study of physical properties and
behavior of matter.

Answer 6

Physical Chemistry

Question 7

Study of analysis and identification of the
composition of substance.

Answer 7

Analytical Chemistry

Question 8

Study of chemical processes within and
related to living organisms.

Answer 8

Biochemistry

Question 9

Study of chemical processes occurring in
the environment and the impact of human
activities on these processes.

Answer 9

Environmental Chemistry

Question 10

Application of chemical processes in
industrial production.

Answer 10

Industrial Chemistry

Question 11

Use of math and computer simulations to
understand and produce chemical behavior.

Answer 11

Theoretical Chemistry

Question 12

Large chain-like molecules known as
polymers.

Answer 12

Polymer Chemistry

Question 13

Study of design, development, and synthesis of
pharmaceutical compounds.

Answer 13

Medical Chemistry

Question 14

IMPORTANCE OF CHEMISTRY

Answer 14

1. understand the composition,
   structure, properties and matter
   2.develop new material plastics
   3.drug discovery
2. eliminate
   environmental contamination.
   5.Creation of fertilizers
3. extraction, refining, and
   utilization of fossil fuels
4. production of goods
5. disinfectants,
   cleaning agents,
6. forefront of scientific research,

Question 15

Scientific Method

Answer 15

1. Identify the Problem
2. Construct Hypothesis
3. Test the Hypothesis
   ★ Through Experiment
4. Analyze the data
5. Write the conclusion

Question 16

Measures
volume of
liquid

Answer 16

Graduated
Cylinder

Question 17

Transfer of
liquid as
partner of
pipette

Answer 17

Rubber
Aspirator

Question 18

Use to transfer
proper amount
of liquid

Answer 18

Pipette

Question 19

Grinding
Pulverizing
powdering

Answer 19

Mortar and
Pestle

Question 20

Heating small
amount of
substance

Answer 20

Crucible and
Cover

Question 21

Use to measure
mass

Answer 21

Triple Beam
Balance

Question 22

Partner of
bunsen burner
and wire gauze

Answer 22

Tripod

Question 23

Measure
temperature

Answer 23

Thermometer

Question 24

Source of heat

Answer 24

Bunsen
Burner

Question 25

To hold test tube

Answer 25

Test Tube Holder

Question 26

To store the test tube

Answer 26

Test tube Rack

Question 27

Store substances for observation

Answer 27

Test Tube

Question 28

Use to clean test tube

Answer 28

Test Tube Brush

Question 29

To protect the science laboratory glassware apparatus while heating To regulate heat

Answer 29

Wire Gauze

Question 30

Measure the correct volume

Answer 30

Beaker

Question 31

Transferring liquid to avoid spilling a partner of filter paper

Answer 31

Funnel

Question 32

To hold crucible and cover

Answer 32

Crucible tongs

Question 33

To see tiny objects To enlarge small objects To zoom small objects To see minute objects

Answer 33

Microscope

Question 34

To stir chemicals

Answer 34

Stirring rod

Question 35

To protect crucible and cover while heating

Answer 35

Clay triangle

Question 36

Used to store chemicals

Answer 36

Reagent Bottle

Question 37

Use to transfer solid chemicals

Answer 37

Spatula

Question 38

Use to put solid chemicals when weighing

Answer 38

Watch glass

Question 39

Measures the hydrogen-ion concentration (pH) in a solution, indicating its acidity or alkalinity

Answer 39

pH-meter

Question 40

Created by Emil Erlenmeyer Used for pouring solutions and may be closed with a stopper in order to store samples.

Answer 40

Erlenmeyer Flasks

Question 41

Designed for uniform heating, boiling, distillation and ease of swirling/twisting

Answer 41

Florence Flask

Question 42

Evaporation of solids and supernatant fluids

Answer 42

Evaporating Dish

Question 43

Source of heat

Answer 43

Alcohol lamp