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Chemistry

Chemistry
Curd is sour due to presenceof

Acetic acid
Tartaric acid
Oxalic acid
Lactic acid

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Chemistry
The scientist who experimentally proved the existance of positron is

Anderson
Fermi
Bohr
Bethe

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Chemistry
Soldering of two metals is possible because of the property of :

Osmosis
Surface tension
Cohesion
Viscosity

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Chemistry
An important green-house gas other than methane being produced from the agricultural fields is

Ammonia
Arsine
Sulphur dioxide
Nitrous oxide

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Chemistry
Besides CO2, the other green house gas is

Ar Ar
O2
CH4
N2 N2

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Chemistry
Biofertilizers convert nitrogen to ________ .

Nitrates
Ammonia
Amino acids
Nitrogenase

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