Advertisements
Advertisements
प्रश्न
The catalyst used for decomposition of KClO3 is _______.
पर्याय
ZnO
MnO2
CuO
K2O
Advertisements
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
Explain the trends in atomic radii of d block elements.
In 3d series, if nuclear charge increases, the shielding effects will ______.
Transition elements have more tendency to form interstitial compounds because _______.
Name the catalyst used in the hydrogenation of ethene to ethane.
What are interstitial compounds?
Write any four properties of interstitial compounds.
What is a ferrous alloy?
Which of the following elements is alloyed with copper to form bronze?
Select the CORRECT match.
Spin-only magnetic moment of Mn2+ ion is ____________.
Nichrome is used specifically for making ____________.
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.
____________ has the highest electronegativity next to fluorine amongst all the elements.
Which of the following ions has d6 outer electronic configuration?
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.
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?
Give the classification of alloys with examples.
What two uses of the alloys.
Which from following statements regarding transition elements is NOT correct?
