In Tollen,s test for aldehyde, the overall number of electron(s) transferred to the Tollen's reagent formula `[Ag(NH_(3_(2)))]^(+)` per aldehyde group to form silver mirror is....... (Round off to the Nearest Integer).

The total number of electrons in all bonding molecular orbitals of O _(2) ^(2-) is ........... (Round off to the nearest integer)

The reaction of white phosphorus on boiling with alkali in inert atmosphere resulted in the formation of production 'A'. The reaction of 1 mol of 'A' with excess of AgNO_(3) in aqueous medium gives "____________" mol(s) of Ag. (Round off to the Nearest Integer ).

The total number of C-C sigma bond/s in mesityl oxide (C_(6)H_(10)O) is_______.(Round off to the Nearest Integer).

AX is a covalent diatomic molecule where A and X are second row elements of periodic table. Based on Molecular orbital theory, the bond order of AX is 2.5. The total number of electrons in AX is ___ (Round off to the Nearest Integer).

Assertion (A) Aldehydes and ketones, both react with Tollen's reagent to form silver mirror. Reason (R) Both, aldehydes and ketones contain a carbonyl group.

Which among the above compound/s does/do not form Silver mirror when treated with Tollen's reagent?

3 moles of metal complex with formula Co ( en) _(2) Cl _(3) gives 3 moles of silver chloride on treatment with excess of silver nitrate . The secondary valency of Co in the complex is ___________. (Round off to the nearest integer)

The number of species below that have two lone pairs of electrons in their central atoms is.......... (Round off to the Nearest Integer). SF_4, BF_(4)^(-), ClF_3, AsF_3, BrF_5, XeF_4, SF_6