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Free tnpsc model questions Online Test - MeritNotes
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Online Exam
No. of Questions :10
Remaining Time :
1. Which of the following alloys contains Cu and Zn?
(a)
Brass
(b)
Bronze
(c)
Bell metals
(d)
Aluminium bronze
2. Which is the used in storage batteries
(a)
Lead
(b)
Tin
(c)
Zinc
(d)
CU
3. The inert form of carbon is
(a)
Diamond
(b)
Graphite
(c)
Coal
(d)
Charcoal
4. Heating of pyrites in air to remove sulphur is known as
(a)
Fluxing
(b)
Smelting
(c)
Calcination
(d)
Roasting
5. Maximum hydrogen bonding would be observed in the compound
(a)
Diethyl ether
(b)
Diethylamine
(c)
Glycol
(d)
Methanol
6. The most common lanthanide is
(a)
Samarium
(b)
Plutonium
(c)
Cerium
(d)
Lanthanum
7. The element that has the highest first ionization potential is
(a)
Boron
(b)
Carbon
(c)
Nitrogen
(d)
Oxygen
8. Which of the following is used in synthetic lemonade?
(a)
Tartaric acid
(b)
Acetic acid
(c)
Oxalix acid
(d)
Citric acid
9. Domestic cooking gas consists of mostly
(a)
Hydrogen and acetylene
(b)
Ethylene and carbon monoxide
(c)
Liquified butane and iso-butane
(d)
Methane and ethane
10. Cinnabar is an ore of
(a)
Au
(b)
Ag
(c)
Hg
(d)
Zn
