Give the balanced chemical equation for the laboratory preparation of hydrogen.
Zn + dil 2HCl ZnCl2 + H2 or Zn + dil H2SO4 ZnSO4 + H2
Identify the apparatus “A” and name the substance added through it.
thistle funnel and Dil HCl or Dil Sulphuric acid
Name the substance “C”.
Zinc Granules