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DINESH PUBLICATION-CHEMICAL BONDING AND MOLECULAR STRUCTURE-Unit Test - 1
- In multiplication and division the significant figures of answer must ...
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- How many significant figures are there in (respectively) (1) 73.000 ...
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- The sample with largest number of atoms is
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- Number of atoms in 560gm of Fe(atomic mass 56gm " mol"^(-1)) is:
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- About a gaseous reaction xX+yY to l L +mM which statement is wron...
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- Pick out the isoelectronic structures from the following underset (I...
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- The radius of which of the following orbit is same as that of the firs...
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- Which of the following sets of quantum numbers represents an impo...
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- The electrons present in K-shell of the atom will differ in
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- The increasing order (lowest first) for the values of e//m (charge//ma...
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- The incorrect statement Among the following is A)The first ionisation...
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- The screening effect of inner electrons of an atom can cause
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- Which of the following transitions involves maximum amount of energy?
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- The set representing the correct order of the first ionisation potenti...
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- Which one of the following elements has the highest ionisation energy?
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- Number of electrons in the valence orbit of nitrogen in an ammonia mol...
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- The dipole moment of HBr is 1.6 xx 10^(-30) cm and interatomic spaci...
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- When two atoms of chlorine combine to form one molecule of chlorine ga...
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- In which of the following the central atom does not use sp^3 hybrid or...
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- What is the effect of more electronegative atoms on the strength of an...
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