Some Basic Concepts of Chemistry - Topic Wise Multiple Choice Questions (MCQ)
Topic Wise free Basic Concepts of Chemistry MCQ for 11th 12th exam Practice Multiple Choice Questions and answer for JEE-mains State CET Engineering Entrance GATE free Online Test
6 )
A container is filled with 2L of water. What will be the volume of water in m3?
2 x 10^3
2 x 10^(-3)
1 x 10^(-3) ✔
1 x 10^(3)
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7 )
The mass of carbon -12 atom considered in the definition of a mole is
0.012Kg ✔
0.12g
120 mg
None of these
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8 )
The drug which is used for treating AIDS victims is
Azidothymidine ✔
Cis- platin
Taxol
All of these
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9 )
Chose the incorrect statement.
The constituents of a compound cannot be separated into simpler substances by physical methods.
An element is consists of only one type of particles and these particles may be atoms or molecules.
The properties of a compound are same as its constituent elements. ✔
Atoms of different elements are different in nature.
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10 )
Number of atoms in 560 g of Fe (atomic mass = 56) is
twice that of 70 g N.
half that of 20 g H
both (a) and (b) ✔
None of these
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