Chemistry

In the given reaction

(Where Et is -C₂H₅)

The number of chiral carbon/s in product A is __________.

The number of sp³hybridised carbons in an acyclic neutral compound with molecular formula C₄H₅N is __________.

While estimating the nitrogen present in an organic compound by Kjeldahl's method, the ammonia evolved from 0.25 g of the compound neutralized 2.5 mL of M H₂SO₄. The percentage of nitrogen present in organic compound is _________.

Among Co³⁺, Ti²⁺, V²⁺ and Cr²⁺ ions, one if used as a reagent cannot liberate H₂ from dilute mineral acid solution, its spin-only magnetic moment in gaseous state is _________ B.M. (Nearest integer)

Consider the following metal complexes:

[Co(NH₃)₆]³⁺

[CoCl(NH₃)₅]²⁺

[Co(CN)₆]^3-

[Co(NH₃)₅(H₂O)]³⁺

The spin-only magnetic moment value of the complex that absorbes light with shortest wavelength is _____________. B.M (Nearest integer)

The half life for the decomposition of gaseous compound A is 240s when the gaseous pressure was 500 Torr initially, When the pressure was 250 Torr, the half life was found to be 4.0 min. The order of the reaction is _________. (Nearest integer)

The cell potential for $Zn|Z{n}^{2+}(aq)?S{n}^{*+}|Sn$  is 0.801 V at 298 K. The reaction quotient of the above reaction is 10^-2. The number of electrons involved in the given electrochemical cell reaction is _________.

(Given: $E_{Z{n}^{2+}|Zn}^o=-0.763V,E_{S{n}^{*+}|Sn}^o=+0.008Vand\frac{2.303RT}{F}=0.06V)$

The pressure of a moist gas at $27°C$  is 0.04 atm. The volume of the container is doubled at the same temperature. The new pressure of the moist gas is _______ * 10^-1atm. (Nearest integer)

(Given: The vapour pressure of water at $27°C$  is 0.4 atm)

Among the following species

$N_2,N_2^{+},N_2^{-},N_2^{2-},O_2,O_2^{+},O_2^{-},O_2^{2-}$

The number of species showing diamagnesim is __________.

The number of chlorine atoms in bithionol is_____________.