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Chemistry

Chemistry
The maximum number of isomers for an alkene with molecular formula C4H8 is

2
3
5
4

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Chemistry
Atomic number is the number equal to

Electrons
Protons
Neutrons
None of these

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Chemistry
Magnetite is

Fe3O4
FeCO3
Fe2O3
2Fe2O3. 3H2O

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Chemistry
By-product obtained by soap industry is

Caustic soda
Caustic potash
Naphthalene
Glycerol

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Chemistry
The most extensive, commercially useful source of thorium as monazite sand occurs in India at

Travancore coast
West Bengal coast
Orissa coast
Gujarat coast

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Chemistry
Which of the following caused radioactive pollution along the coast of Kerala ?

Thorium
Plutonium
Radium
Zinc

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MORE MCQ ON Chemistry

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