Home
Class 12
CHEMISTRY
Roasted gold ore +CN^(-)+H(2)O+ overset(...

Roasted gold ore `+CN^(-)+H_(2)O+ overset(O_(2)) to x+OH^(-)`, What is the oxidation at 'Au' is complex 'x

Text Solution

Verified by Experts

The correct Answer is:
`+1`
`Au_(2)S+4NaCN hArr 2Na[Au(CN)_(2)]+Na_(2)S`
Oxidation state of Au in the compole is +1
Promotional Banner

Topper's Solved these Questions

  • METALLURGY

    AAKASH SERIES|Exercise PRACTICE SHEET-4 (SINGLE OR MORE THAN ONE OPTION QUESTIONS)|16 Videos

  • METALLURGY

    AAKASH SERIES|Exercise PRACTICE SHEET-4 (PASSAGE-I)|3 Videos

  • METALLURGY

    AAKASH SERIES|Exercise PRACTICE SHEET-3(MATCH THE FOLLOWING QUESTIONS)|2 Videos

  • IONIC EQUILLIBRIUM

    AAKASH SERIES|Exercise ADDITIONAL PRACTICE EXERCISE (PRACTICE SHEET ( ADVANCED))|11 Videos

  • NITROGEN CONTAINING COMPOUNDS

    AAKASH SERIES|Exercise Conversions|18 Videos

Similar Questions

Explore conceptually related problems

Roasted gold ore +CN^(-)+H_(2)O overset(O_(2)) to [x]+OH, [x]+Zn to [y]+Au[x] and |y| are

H_(3)CNH_(2)overset((CH_(2))_(2)O)to(A) . What is (A)

S+2Cl_(2) to X overset(H_(2)O)to Y+HCl, Y to Z+H_(2)O . Oxidation state of S in 'Z' is

Be_(2)C+H_(2)O to Be(OH)_(2)+[X]X is

Given HF + H_2O overset( K_a) hArr H_3 O^(+) +F ^(-) , F^(-) +H_2O overset( K_a) hArr HF +OH^(-) Which relation is correct:

In HO-overset(O)overset(||)S-OH the oxidation states of S are

CH_(4) underset(hv)overset(Cl_(2))rarr A overset(Na)rarr B underset(hv)overset(Cl_(2))rarr C underset(NaOH)overset("aqueous")rarr D overset((O))rarr E underset(K_(2)O_(2)O_(7)//H^(+))overset((O))rarr F overset(Ca(OH)_(2))rarr G overset("Heat")rarr H . What is the functional isomer of the product 'H'.

HgO+Cl_(2)+H_(2)O rarr HgOHgCl_(2) + ( X ) The oxidation state of central atom of 'X' is