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प्रश्न
The catalyst used for decomposition of KClO3 is _______.
विकल्प
ZnO
MnO2
CuO
K2O
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उत्तर
The catalyst used for decomposition of KClO3 is MnO2.
संबंधित प्रश्न
Choose the most correct option.
Magnetic moment of a metal complex is 5.9 B.M. Number of unpaired electrons in the complex is ______.
Answer the following
Why salts of Sc3⊕, Ti4⊕, V5⊕ are colourless?
Answer the following
Explain trends in ionisation enthalpies of d-block elements.
Transition elements have more tendency to form interstitial compounds because _______.
What are interstitial compounds?
Write any four properties of interstitial compounds.
What is a non-ferrous alloy?
Which of the following elements belongs to first inner transition series?
Which hydride among the following is the strongest reducing agent?
Select the CORRECT match.
The first element of 3d series is ____________.
Which of the following is not the mineral of iron?
How many among the following are ferrous alloys?
Nichrome, chromium steel, bronze, brass, stainless steel, Cupra-nickel.
Among the following, ____________ has the largest atomic radius.
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)
What is the melting point of zinc?
Write the name of the alloy used in the Fischer Tropsch process in the synthesis of gasoline.
Salts of Ti4+ are colourless. Give reason.
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?
Which element from the following does not exhibit a magnetic moment in the +1 state?
Which from following statements regarding transition elements is NOT correct?
