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Chemistry

Chemistry
The National Chemical Laboratory (India) is located in

Hyderabad
Pune
Mumbai
Bangaluru

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Chemistry
The weight of 6.023 × 1022 atoms of carbon is

120 gms
0.12 gms
1.2 gms
12 gms

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Chemistry
Now-a-days yellow lamps are frequently used as street lights. Which of the following gases is used in these lamps ?

Neon
Sodium
Nitrogen
Hydrogen

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Chemistry
The minimum energy required for an effective collision is

Threshold energy
Internal energy
Activation energy
Free energy

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Chemistry
Aerated water contains

SO2
CO2
H2
NO2

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Chemistry
Gas released during Bhopal tragedy was :

Ethyl isothiocyanate
Methyl isothiocyanate
Potassium isothiocyanate
Sodium isothiocyanate

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MORE MCQ ON Chemistry

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