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Chemistry

Chemistry
The formula C6H5-CO-CH3 represents

Phenyl acetate
Acetophenone
Acetic acid
Acetone

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Chemistry
Which one is not a primary greenhouse gases in the Earth's atmosphere

Methane
Ozone
Carbon dioxide
Nitrogen

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Chemistry
Chemical name of common salt is

Sodium Oxide
Sodium Bicarbonate
Sodium
Sodium Chloride

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Chemistry
J.J. Thomson’s proposed model of atom is generally called ________ model.

Plum and cake
Cream and pudding
Cream and cake
Plum and pudding

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Chemistry
Which of the following has least negative electron gain enthalpy

Cl
P
F
S

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Chemistry
The residue left after extracting juice from sugarbeet and sugarcane is called

Biomass
Bagasse
Molasses
Whey

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