Home
Class 12
CHEMISTRY
The number of metals that show passivity...

The number of metals that show passivity with concentrate `HNO_(3)` among ltbr. `Cr, Fe, Ni, Cu, Zn, Al, Ag, Sn`

Text Solution

Verified by Experts

The correct Answer is:
5

Zn, K , Al , Na , Ni
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|20 Videos
  • ELECTROCHEMISTRY

    MODERN PUBLICATION|Exercise COMPETITION FILE (OBJECTIVE TYPE QUESTIONS)Matching Type Questions|1 Videos
  • D AND F-BLOCK ELEMENTS

    MODERN PUBLICATION|Exercise UNIT PRACTICE TEST|12 Videos
  • GENERAL PRINCIPLES AND PROCESSES OF ISOLATION OF ELEMENTS

    MODERN PUBLICATION|Exercise COMPETION FILE (Integer Type Numerical Value Type Questions)|5 Videos

Similar Questions

Explore conceptually related problems

Amongst the following the metals which become passive when dipped in conc. HNO_(3) are Sn, Pb, Fe, Cr, Zn, Ni, Hg, Al, Cu.

Find out the total number of elements which produce hydrogen gas with "dil"//"conc."HNO_(3). Zn, Mg, Al, Cu, Zn, Sn, Mn,

The number of d-block metal atoms which are smaller than manganese that are given below. Ti,V Cr,Fe,Co,Ni,Cu,Zn,Tc,Re

Find the total number of metals, which makes a thin protective layer of its oxide on treatment with conc. HNO_(3) . Zn,Cu,Al,Pt,Cr,Au,Pb,Fe

Amongst the following, total number of metals which occur in the native state in the earth's crust are : Fe, Zn, Na, Au, Ni, Sb, Sn, Pt, Hg.

Cu metal when treated with dilute and concentrated \(HNO _{3}\) gives respectively

Amongst the following, the metals which become passive when dipped in conc. HNO_(3)" are "Sn,Pb,Fe,Cr,Zn,Ni,Hg,Al,Cu.

How many following metals evolve N_(2)O gas with dil. HNO_(3) (20%) Cr, Cu, Pb, Zn, Fe, Al, Ag, Au, Mn.

How many following metals evolve N_(2)O gas with dil. HNO_(3) (20%) Cr, Cu, Pb, Zn, Fe, Al, Ag, Au, Mn.

How many of these metals can show +3 oxidation state also. Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Zn