Sign in
12thPass logo
New chatPYQ LibraryDoubtsRank report
Sign in to see Recents

Your guest activity stays on this device

Sign in to save progress →
Sign in

D and F Block Elements question

2012 · Q108
Guest · filters and generic practice availableBrowsing as a guest · PYQ filters and generic practice are available. Sign in only for personalised features and saved progress.
  1. PYQ Library
  2. /NEET
  3. /Chemistry
  4. /D and F Block Elements
  5. /2012 · Q108

D and F Block Elements question

2012 · Q108

NEETChemistryD and F Block ElementsMCQ+4 / −1
Identify the alloy containing a non-metal as a constituent in it.
  1. A
    Invar
  2. B
    Steel
  3. C
    Bell metal
  4. D
    Bronze
View written solutionFree

Correct answer: B

Invar ⇒\Rightarrow⇒ Ni(metal) + Fe(metal)

Steel ⇒\Rightarrow⇒ C(non-metal) + Fe(metal)

Bell metal ⇒\Rightarrow⇒ Cu(metal) + Sn(metal) + Fe(metal)

Bronze ⇒\Rightarrow⇒ Cu(metal) + Sn(metal)

PreviousNext

More from D and F Block Elements

  • Acidified K2Cr2O7 solution turns green when Na2SO3 is added to it. This is due to the formation of2011 · MCQ
  • For the four successive transition elements (Cr, Mn, Fe and Co), the stability of + 2 oxidation state will be there in which of the following order? (At. nos. Cr = 24, Mn = 25, Fe = 26, Co = 27)2011 · MCQ
  • Which of the following oxidation states is the most common among the lanthanoids?2010 · MCQ
  • Match List I (substances) with List II (processes) employed in the manufacture of the substances and select the correct option. Includes table2010 · MCQ
  • Which of the following ions will exhibit colour in aqueous solutions?2010 · MCQ
  • Which of the following pairs has the same size?2010 · MCQ
  • Which of the following ions has electronic configuration [Ar]3d6? (At. nos. Mn = 25, Fe = 26, Co = 27, Ni = 28)2010 · MCQ
  • Which one of the elements with the following outer orbital configurations may exhibit the largest number of oxidation states?2009 · MCQ