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Chemistry

Chemistry
The heat value of combustion of Gasoline is

47000 kJ/kg
14600 kJ/kg
12600 kJ/kg
39400 kJ/kg

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Chemistry
The rusting of iron is a/an

None of these
Electrochemical change
Physical change
Electrical change

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Chemistry
Chloroform can be used as

Antimalarial
Analgesic
Antibiotic
Anaesthetic

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Chemistry
Which of the following is a metallic ore ?

Feldspar
Galena
Quartz
Mica

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Chemistry
Which of the following kinds of spectroscopy can provide information on the energy difference between the initial and final states rather the energy levels involved in the transition

Rotational spectroscopy
UV photoelectron spectroscopy
UV absorption spectroscopy
Infrared absorption spectroscopy

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Chemistry
The chemical formula of the laughing gas is

NO
N2O3
N2O
NO2

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MORE MCQ ON Chemistry

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