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Chemistry Compounds
Test Description: Common elements and compounds
Instructions: Answer all questions to get your test result.
1) CO2
A
calcium hydroxide
B
cobalt
C
Carbon monoxide
D
Carbon dioxide
2) Sucrose
A
HC2H3O2
B
C2H5OH
C
C12H22O11
D
NaOCl
3) Hydrochloric acid
A
H3PO4
B
HNO3
C
HCl
D
H2SO4
4) NaOCl
A
Sodium Hydroxide
B
Bleach
C
Sodium Chloride
D
Baking Soda
5) NaHCO3
A
Bleach
B
Sodium Chloride
C
Baking soda
D
Sodium Hydroxide
6) CH3COOH
A
Baking Soda
B
Vinegar
C
Ethyl Alcohol
D
Carbonic Acid
7) Water
A
H2
B
H2O
C
H2O2
D
OH
8) NaCl
A
salt
B
vinegar
C
Sodium calcium
D
bleach
9) NH3
A
Nitrate
B
Nitric Acid
C
Ammonia
D
Nitrogen hydroxide
10) Which of the following equations represents photosynthesis?
A
6CO2 + 6H2O → C6H12O6 + 6CO2.
B
6CO2 + 6H2O → C6H12O6 + 6O2.
C
C6H12O6 + 6O2 → 6CO2 + 6H2O
D
6CO2 + 6H2O → H2O + 6O2.
11) What does this equation represent? C6H12O6 + 6O2 → 6CO2 + 6H2O
A
How many nitrates there.
B
Nitrate Cycle
C
Photosynthesis
D
Respiration
*select an answer for all questions
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