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Chemistry

Chemistry
The enzyme that converts glucose to ethyl alcohol is :

Invertase
Maltase
Zymase
Diastase

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Chemistry
In which of the following states maximum iron ore is found ?

FeS2
Fe2O3
FeCO3
Fe3O4

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Chemistry
Which colour is produce by Arsenic during flame test

Green
Crimson
Blue
Red

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Chemistry
The buffer action of blood is due to the presence of

CI– and [CO3]2–
[HCO3]– and H2CO3
CI– and [HCO3]–
HCI and NaCI

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Chemistry
In which of the following substances all carbon atoms are quaternary in nature ?

Teflon
Graphite
Diamond
Napthalene

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Chemistry
Which of the following type of coal has the lowest proportion of volatile matter ?

Peat
Bituminous
Lignite
Anthracite

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