Question

Hydrogen gas will not reduce :

A. heated cupric oxide

B. heated ferric oxide

C. heated stannic oxide

D. heated aluminium oxide

Answer : heated aluminium oxide

Solution :
NOTE: The more electropositive metal will not be reduced by hydrogen.
Among given choices only $$Al$$ is more electropositive than hydrogen.
∴ It will not be reduced by hydrogen.

Releted MCQ Question on
Inorganic Chemistry >> Hydrogen

Releted Question 1

$$HCl$$ is added to following oxides. Which one would give $${H_2}{O_2}$$ ?

A. $$Mn{O_2}$$

B. $$Pb{O_2}$$

C. $$Ba{O_2}.8{H_2}O$$

D. $$N{O_2}$$

Releted Question 2

Heavy water is

A. $${H_2}{}^{18}O$$

B. water obtained by repeated distillation

C. $${D_2}O$$

D. water at $${4^ \circ }C$$

Releted Question 3

The oxide that gives hydrogen peroxide on treatment with a dilute acid is :

A. $$Pb{O_2}$$

B. $$N{a_2}{O_2}$$

C. $$Mn{O_2}$$

D. $$Ti{O_2}$$

Releted Question 4

Hydrogen gas will not reduce :

A. heated cupric oxide

B. heated ferric oxide

C. heated stannic oxide

D. heated aluminium oxide

Practice More Releted MCQ Question on
Hydrogen

Practice More MCQ Question on Chemistry Section

Physical Chemistry Some Basic Concepts in Chemistry Stoichiometry States of Matter Solid, Liquid and Gas Atomic Structure Chemical Thermodynamics Solutions Solid State Surface Chemistry Chemical Equilibrium Ionic Equilibrium Chemical Kinetics Redox Reaction Electrochemistry Nuclear Chemistry

Inorganic Chemistry Chemical Bonding and Molecular Structure Ores and Metallurgy Classification of Elements and Periodicity in Properties Hydrogen S - Block Elements P - Block Elements D and F Block Elements Co - ordination Compounds Qualitative Analysis Preparation and Properties of Compounds Environmental Chemistry

Organic Chemistry General Organic Chemistry Isomerism Purification and Characterisation of Organic Compounds Hydrocarbons (Alkane, Alkene and Alkyne)Aromatic hydrocarbon Electrophilic Aromatic Substitution (Haloalkanes and Haloarenes)Alkyl and Aryl Halide Reactions on Benzene Alcohol, Phenol and Ether Aldehyde and Ketone Carboxylic Acid Organic Compounds Containing Nitrogen Name Reactions Polymers Biomolecules Chemistry in Everyday Life Practical Organic Chemistry