Name the following:
A. Two metals which give hydrogen with cold water.
B. A metal which liberates hydrogen only when steam is passed over red hot metal.
C. The process in which oxygen is added or hydrogen is removed.
D. A metallic oxide which can be reduced into metal by hydrogen.
Answer:A
Name the following:
A. Two metals which give hydrogen with cold water. B. A metal which liberates hydrogen only when steam is passed over red hot metal. C. The process in which oxygen is added or hydrogen is removed. D. A metallic oxide which can be reduced into metal by hydrogen.