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NARAYNA-SOME BASIC CONCEPTS IN CHEMISTRY STOICHIOMETRY (PART-I)-All Questions
- Assertion(A) Significant figures for 0.200 is 3 where as for 200 it is...
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- Assertion(A) Combustion of 16g of methane give18 g of water. Reason(...
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- The correctly reported answer of the addition of 154.21, 6.142 and 23 ...
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- Area of nuclear cross-section is measured in 'Barn'. It is equal to
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- The value of Planck's constant is 6.62618 xx 10^(-34)Js. The number of...
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- The number of significant figures in 0.0045 are
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- The actual product of 4.327 and 2.8 is 12.1156. The correctly reported...
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- On diving 0.46 by 15.374, the atual answer is 0.029236. The correctly ...
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- Among the following pairs of compounds, the one that illustrates the l...
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- Ferric sulphate on heating gives
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- Among the following pairs of compounds, the one that illustrates the l...
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- In compound A, 1.00 g nitrogen units with 0.57 g oxygen. In compound B...
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- Carbon and oxygen combine to from two oxdies, carbon is respective...
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- A sample of pure carbon dioxide, irrespective of its source contains 2...
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- Atomic weight of Ne is 20.2 Ne is a mixuture of Ne^(20) and Ne^(22...
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- The vapour density of ethyl alcohol vapour is
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- Maximum number of atoms are present in
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- The number of atoms in 0.004g of magnesium will be
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- Number of atoms in 558.5 g Fe (at.wt.55.85) is:
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- If N(A) is Avogadro's number, then number of valence electrons in 4.2 ...
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