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Chemistry

Chemistry
Muscle fatigue is caused by the accumulation of :

Oxalacetic acid
Pyruvic acid
Lactic acid
Uric acid

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Chemistry
Which is the highest quality of hard coal?

Bituminous
Anthracite
Peat
Lignite

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Chemistry
Which one of the following is not coal variety?

Dolomite
Lignite
Peat
Bituminous

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Chemistry
Which of the following can be found as pollutants in the drinking water in some parts of India? Select the correct answer using the code given below.(A) Arsenic (B) Sorbitol (C) Fluoride (D) Formaldehyde (E) Uranium

A, C and E
A, B, C, D and E
B, D and E
A and C

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Chemistry
Identify the metal which is non toxic in nature.

Gold
Cadmium
Cobalt
Chromium

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Chemistry
The number of d-electrons in Fe2+ (Z = 26) is not equal to that of

p-electrons in Ne(Z = 10)
d-electrons in Fe(Z = 26)
p-electrons in CI(Z = 17)
s-electrons in Mg(Z = 12)

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