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प्रश्न
Name the catalyst used in the hydrogenation of ethene to ethane.
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उत्तर
Finely divided Ni
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संबंधित प्रश्न
What are interstitial compounds?
What is a ferrous alloy?
What is a non-ferrous alloy?
Write any two uses of alloy.
Which transition metal is used as a catalyst in the conversion of inedible oils into solid fat?
Select the CORRECT match.
Which of the following ions will have spin-only magnetic moment equal to 1.73 BM?
Sc3+, Ti3+, Fe2+, Cu2+, Co2+
The CORRECT increasing order of ionization enthalpy is ____________.
The valence shell electronic configuration of V3+ ion is ____________.
The spin only magnetic moment of Mn3+ (Z = 25) in aqueous solution is ____________.
Nichrome is used specifically for making ____________.
Which of the following is not the mineral of iron?
The statement that is INCORRECT about the interstitial compounds is:
Among the following, ____________ has the largest atomic radius.
____________ has the highest electronegativity next to fluorine amongst all the elements.
Which of the following ions has d6 outer electronic configuration?
The following statement is CORRECT EXCEPT:
Which among the following pairs of elements in their respective oxidation states will have same value of effective magnetic moment?
(Atomic number: Sc = 21, Ti = 22, Cr = 24, Co = 27, Ni = 28, Zn = 30)
Identify the soft element from following.
Write the name of the alloy used in the Fischer Tropsch process in the synthesis of gasoline.
Salts of Ti4+ are colourless. Give reason.
Calculate spin only magnetic moment of divalent cation of transition metal with atomic number 25.
What is the number of unpaired electrons of nickel observed in \[\ce{[Ni(CN)4]^{2-}}\]?
Which among the following compounds is not a colourless gas?
The spin only magnetic moment of Mn2+ ion is ______.
What is the colour of Cu+ ion?
The spin only magnetic moment of Cr3+ cation is ______.
