Chemical Reactions
# Apple School 533216 IN | Compilation: Ramakrishna Surampudi | Code Courtesy: Sai Anjani Kumar (IIT-Kharagpur)
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01. What is formed when glucose decomposes?
Lead nitrate
Potassium nitrate
Ethyl alcohol
Magnesium
Potassium iodide
02. What is the metal used in the manufacture of Diwali crackers?
Magnesium
Ethyl alcohol
Potassium iodide
Lead nitrate
Potassium nitrate
03. What is KI?
Potassium nitrate
Potassium iodide
Ethyl alcohol
Magnesium
Lead nitrate
04. What is Pb(NO
3
)
2
?
Potassium iodide
Potassium nitrate
Lead iodide
Lead nitrate
Magnesium
05. What is KNO
3
?
Potassium iodide
Lead nitrate
Lead iodide
Barium chloride
Potassium nitrate
06. What is PbI
2
?
Barium chloride
Sodium sulphate
Lead iodide
Lead nitrate
Potassium nitrate
07. What is BaCl
2
>
Sodium chloride
Barium chloride
Potassium nitrate
Lead iodide
Sodium sulphate
08. What is Na
2
SO
4
?
Lead iodide
Barium chloride
Sodium chloride
Barium sulphate
Sodium sulphate
09. What is NaCl?
Sodium sulphate
Barium sulphate
Glucose
Sodium chloride
Barium chloride
10. What is BaSO
4
?
Barium sulphate
Sodium sulphate
Sodium chloride
Glucose
Ethyl alcohol
11. What is C
6
H
12
O
6
?
Barium sulphate
Ethyl alcohol
Painting
Glucose
Sodium chloride
12. What is C
2
H
5
OH?
Barium sulphate
Glucose
Painting
Corrosion
Ethyl alcohol
13. What prevents corrosion?
Corrosion
Anti-oxidants
Painting
Glucose
Ethyl alcohol
14. What is the chemical name of rusting?
Corrosion
Ethyl alcohol
Painting
Anti-oxidants
Oxidation
15. What are the substances that prevent oxidation?
exothemic
Anti-oxidants
Painting
Corrosion
Oxidation
16. What type of chemical reaction is corrosion?
Anti-oxidants
exothemic
Decomposition
Oxidation
Corrosion
17. Reaction of sodium with water is _____.
exothemic
Anti-oxidants
Oxidation
Decomposition
photochemical
18. Digestion of food is an example of _____.
photochemical
Nitrogen
Decomposition
Oxidation
exothemic
19. Decomposition of silver chloride in the presence of light is a _____ reaction.
exothemic
Decomposition
Nitrogen
Rust
photochemical
20. What is used as a preservative in Bingo chips packets?
anti-oxidant
Nitrogen
Decomposition
photochemical
Rust
21. What is Fe
2
O
3
.nH
2
O?
Nitrogen
anti-oxidant
Ammonium chloride
Rust
photochemical
22. Vitamin C and vitamin E have _____ properties.
endothermic
anti-oxidant
Nitrogen
Rust
Ammonium chloride
23. What is formed when ammonia reacts with hydrochloric acid?
endothermic
glucose
Ammonium chloride
Rust
anti-oxidant
24. Photosynthesis is an _____ reaction.
glucose
Ammonium chloride
anti-oxidant
Rust
endothermic
25. Ethyl alcohol and carbon dioxide are formed upon the decomposition of
glucose
endothermic
Ammonium chloride
anti-oxidant
Rust