Name the following
A metal oxide that can be reduced by hydrogen.

Name the A metal oxide that can be reduced by hydrogen.

Which of the following metal oxides can be reduced by CO?

Name one: metallic oxide which cannot be reduced by hydrogen.

Which of the following metallic oxides cannot be reduced by normal reducing agents?

Zinc oxide can be reduced only by ...

Name the following : A black metallic oxide reduced to metal on heating with coke.

A metal oxide has the formula X_2O_3 . It can be reduced by hydrogen to give free metal and water. 0.1596g of metal oxide requires 6mg of hydrogen for complete reduction. The atomic mass of the metal (in amu) is :

The metal oxide which cannot be reduced to metal by carbon is

The metal oxide which cannot be reduced to metal by carbon is

Which of the following metal oxides are reduced by self-reduction method ?