Question
Match column A and column B and choose the right code :
Column AColumn B
1. On Ag electrode, the electrolysis of aqueous solution of $AgNO _3$(a) $K _2 Cr _2 O _7$
2. $Cr < Mg < K$(b) $CHCl _3$
3. Different mathmetical value of valency and oxidation number of carbon(c) Reducing capacity
4. Oxidizing property(d) On cathode Ag and on anode $Ag ^{+}$

Answer

(1) (d), (2) (c), (3) (b), (4) (a).

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free

Similar questions

Column AColumn B
(1) 1 calorie(a) $KCO _2$
(2) Average atomic mass of chlorine(b) 4.184 joule
(3) Mole x Molecular mass(c) 35.5
(4) Empirical formula of potassium oxalate(d) amount in gm
Column AColumn B
(1) Solution of $CH _3 COONH _4$(a) Salt formed by weak acid and weak base
(2) $NH _4 Cl$(b) $pH =7$
(3) $NH _4 OH + NH _4 Cl$(c) $Kh =\frac{ K _{ w }}{ K _{ b }}$
(4) $\left( NH _4\right)_2 CO _3$(d) Basic buffer
Column AColumn B
(1) Orientation of orbital(a) Spin quantum numbers
(2) Electronic confi- guration of Pd(b) Magnetic quantum numbers
(3) Heisenberg's uncer- tainty principle(c) $[ Kr ] 4 d^{10} 5 s^0$
(4) Quantum numbers which do not depend on other quantum numbers(d) $\Delta x \times \Delta P =\frac{h}{4 \pi}$
Column AColumn B
(1) p-p axial overlapping(a) Diamond
(2) One $\sigma$ and $1 \pi$ bond(b) CI-CI
(3) Ethyne(c) $O _2$
(4) High melting point(d) sp hybridisation
Column AColumn B
(1) ${ }^{\circ} C +273.15$(a) isotopes
(2) 0.55 ml(b) Kelvin (K)
(3) ${ }_{17} Cl ^{35}$ and ${ }_{17} Cl ^{37}$(c) $3.33408 \times 10^2$
(4) 333.408(d) two significant figures
Column AColumn B
(1) Basicity of boric acid(a) $\Delta H$ is positive
(2) Proton acceptor(b) pH < 7
(3) Endothermic reaction(c) Bronsted-Lowry base
(4) Aqueous solution of NH4 CI(d) 1
Column AColumn B
(1) Maximum number of electrons in any orbital(a) Hertz (Hz)
(2) Unit of frequency$\begin{array}{l}\text { (b) } 2.188 \times 10^8 Z / n \\ cm sec ^{-1}\end{array}$
(3) Velocity of electron in Bohr's orbital(c) $[ Ar ] 3 d^{10} 4 s^1$
(4) Electronic confi- guration of Cu(d) 2 (2$l$ + 1)
Match the column A with column B and select the correct code.
Column AColumn B
1. Alkyne(a) $CH _2= CH -$
2. Paddy alcohol(b) $C _{ n } H _{2 n } O _2$
3. Vinyl(c) $C _{ n } H _{2 n -2}$
4. Carboxylic acid(d) $C _2 H _5 OH$
Match column A and B and choose correct code :
Column AColumn B
1. Bayer's reagent(a) $C _{12}$ to $C _{16}$
2. Ozonolysis of but-2-ene(b) $CH _3- CH _2- CHO$
3. Hydroformylation of ethene(c) Test for unsaturation
4. Kerosene oil(d) $CH _3 CHO$
Match column A and column B and choose the right code :
Column AColumn B
1. Removal of electron from any substance(a) Reduction
2. $\begin{array}{l}2 Na ( s )+ H _2(g) \longrightarrow 2 NaH ( s )\end{array}$(b) Both oxidant and reductant
3. Conversion of mercuric chloride to mercurous chloride.(c) Reduction of $H _2$
4. $H _2 O _2$(d) Oxidation