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By passing H2S gas in acidified KMnO4 solution, we get

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Important Questions on The d- and f-Block Elements

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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-1>Q 51
When KI (excess) is added to:

I.   CuSO4     II.  HgCl2      III. Pb(NO3)2
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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 1
The value of the spin magnetic moment of a particular ion is 2.83 bohr magneton. The ion is i is:
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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 2
Lanthanoid contraction is caused due to
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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 3
Which of the following has been arranged in order of increasing bond strength?
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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 4
In which of the following configuration s the value of spin only magnetic moment is 2.84BM for octahedral complex- 
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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 5

Which of the following compound is not coloured?

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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 7
The metal(s) which does/do not form amalgam is/are :
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Beta Question Bank for Engineering: Chemistry>Chapter 20 - The d- and f-Block Elements>EXERCISE-2>Q 8
Correct statement(s) is/are :