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Chemistry

Chemistry
When conc. H2SO4 is added to dry KNO3, brown fumes are evolved. These fumes are due to

N2O
NO2
SO2
SO3

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Chemistry
The mass of P4O10 that will be obtained from the reaction of 1.33 gram of P4 and 5.07 of oxygen is

3.05 gram
4.05 gram
2.05 gram
5.05 gram

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Chemistry
The common name for the compound having formal NaOH is

Caustic soda
Caustic potash
Soda ash
Sodium hydroxide

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Chemistry
The trans-uranium elements are the chemical elements with atomic numbers greater than

96
89
92
86

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Chemistry
Water gas is the mixture of

Carbon dioxide and nitrogen
Carbon monoxide and hydrogen
Carbon dioxide and hydrogen
Carbon monoxide and nitrogen

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Chemistry
Milk tastes sour when kept in the open for sometime due to the formation of

Lactic acid
Carbonic acid
Acetic acid
Citric acid

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MORE MCQ ON Chemistry

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