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Chemistry

Chemistry
Which one of the following organic compounds has fruity smell?

Aldehyde
Alcohol
Ester
Ether

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Chemistry
The antiseptic compound present in dettol is

Biothional
Cresol
Iodine
Enloroxylenol

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Chemistry
Which of the following metals can displace copper from copper sulphate solution ?

Platinum
Mercury
Iron
Gold

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Chemistry
Detergents clean surfaces on the principle of

Viscosity
Floatation
Surface tension
Elasticity

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Chemistry
________ is a by product of sewage treatment and can be decomposed to produce biogas

Sludge
Sewer
Sewage
Scum

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Chemistry
The molecule which has the highest percentage of ionic character among the following is

HBr
HI
HF
HCI

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