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Chemistry

Chemistry
The wire of flash bulbs is made up of

Mg
Cu
Ba
Ag

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Chemistry
Which one is the most reactive gaseous element

Bromine
Chlorine
Iodine
Flourine

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Chemistry
Cooking gas is a mixture of

Butane and propane
Carbon monoxide and carbon dioxide
Carbon dioxide and oxygen
Methane and ethylene

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Chemistry
The inexpensive and commonly used variety of glass is called soda glass.

is made using soda lime
was initially used for storing sodium carbonate
was used initially for making bottles of soda(carbonated drink)
is made using soda(sodium carbonate)

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Chemistry
The metal present in vitamin B12 is

Mg
Fe
Mo
Co

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Chemistry
Detergents are

Sodium salt of benzoic acid
None of these
Sodium salts of fatty acids
Sodium salts of sulphonic acids

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MORE MCQ ON Chemistry

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