Declining balance method part 2

Declining methods

State the type of reactions each of the following equations represent and balance the ones that are not balanced. 2HgO to 2Hg + O_2

State the type of reactions each of the following equations represent and balance the ones that are not balanced. PbO_2 + SO_2 to PbSO_4

The declining phase of a population occurs when

Balance the redox reaction by half reaction method : Br_(2)+ H_(2)O_(2) to BrO_(3)^(-) + H_(2)O (in acidic medium)

Decline in quantum yield was noticed by Emerson at a wavelength of

Indicate a method by which each of the following conversions may be affected. Give one balanced equation for the reaction you choose in each case. Acetaldehyde to isopropyl alcohol

Indicate a method by which each of the following conversions may be affected. Give one balanced equation for the reaction you choose in each case. Formaldehyde to methylal.

Balance the following equations by ion electron method: a. CuO + NH_(3) rarr Cu+H_(2)O+N_(2)

Balance the following reaction by the oxidation number method - MnO_(4)^(-)+Fe^(+2)rarrMn^(+2)+Fe^(+3)