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Chemistry

Chemistry
Element 106 was discovered by

Seaborg
Kurchatove
Lawrence
Rutherford

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Chemistry
Which of the following contains high content of lead?

High octane fuel
Coal
Cooking gas
Low octane fuel

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Chemistry
Aqueous solution of which of the following is a good conductor of electricity

Ammonia
Acetic acid
Ammonium acetate
Glucose

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Chemistry
Which of the following is the best fuel in terms of energy released per gram of fuel?

Ethanol
Hydrogen
Methane
Butane

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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 ?

Nitrogen
Neon
Hydrogen
Sodium

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Chemistry
In a reaction of the type A+B ? C+D one could ensure it to be a first order reaction by :

Increasing the concentration of a reactant
Adding a catalyst
Increasing the temperature
Increasing the concentration of a product

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