aliensbrain
  • Home
  • Study
  • Quizzes
  • 🎤AI Practicefree
  • Notebooks
  • Community
  • Sign in
  • 2. Metals and Non-Metals(8)
  • Which oxide of a metal gets reduced only by coke and not ...
Multiple choice

Which oxide of a metal gets reduced only by coke and not by H2 gas or CO gas?

  1. Fe2O3

  2. PbO

  3. ZnO

  4. CuO

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Fact

Keep practicing — related questions

  • Which of the following is/are used as a reducing agent in the extraction of metals like iron and zinc? a. C...
  • Which of the following metal is used to reduce the oxides of zinc and all other metals below zinc to form m...
  • Which of the following complexes have square planar geometry? i. [PtCl4]2- ii. [NiCl4]2- iii. [Pt(NH3)2Cl2]...
  • Coordination number and the oxidation state of the cobalt in the [Cr(H2O)(en)2OH]+ respectively are
  • Which of the following sulfate-reducing bacteria uses CO2 from reverse TCA cycle as a major C-Source?
  • Which of the following statements are true regarding transition elements? 1. Osmium is the densest transiti...
  • Which of the following statements is/are true? A. The dihedral angle between the H-atoms in staggered confo...
  • Which of the following compounds will not undergo Cannizzaro reaction? 1. (CH3)3CCHO 2. C6H5CHO 3. C6H5CH2C...
Play the full quiz 🎤 Practise this topic out loud
Advertisement
© Aliensbrain | all rights reserved
  • About
  • Contact
  • Terms and Condition
  • Privacy Policy