Chemistryelectrochemistry2019easy
Given the equilibrium constant:
KC of the reaction :
Cu(s) + 2Ag+ (aq) Cu2+ (aq) + 2Ag(s) is
10 1015, calculate the E of this reaciton at 298 K
[2.303 {{RT} \over F} at 298 K = 0.059V]
Chemistryelectrochemistry2019medium
In the cell
PtH2(g, 1 bar)AgClAg(s)|Pt(s)
the cell potential is 0.92 V when a 10–6 molal HCl solution is used. The standard electrode potential of (AgCl/ AgCl– ) electrode is :
Given, {{2.303RT} \over F} = 0.06V at
Chemistrypolymers2019easy
The correct name of the following polymer is :
Chemistrypolymers2019easy
Which of the following is a thermosetting polymer?
Chemistrypolymers2019easy
The correct match between Item-I and Item-II is :
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Item - I
Item - II
(a)
High density polythene
(I)
Peroxide catalyst
(b)
Polyacrylonitrile
(II)
Condensation at high
temperature & pressure
(c)
Novolac
(III)
Ziegler-Natta Catalyst
(d)
Nylon 6
(IV)
Acid or base catalyst
Chemistrypolymers2019easy
Which of the following is a condensation polymer?
Chemistrypolymers2019easy
Poly –hydroxybutyrate-co--hydroxyvalerate (PHBV) is a copolymer of
Chemistrypolymers2019easy
Which of the following compounds is a
constituent of the polymer
Chemistrypolymers2019easy
The two monomers for the synthesis of Nylon 6, 6 are
Chemistrypolymers2019easy
The homopolymer formed from 4-hydroxy-butanoic acid is :
Chemistrypolymers2019easy
The polymer obtained from the following reaction is :
Chemistrypolymers2019easy
The major product of the following reaction is
Chemistrypolymers2019medium
Major product of the following reaction is :
Chemistrypolymers2019easy
The structure of Nylon-6 is :
Chemistryd-and-f-block-elements2019medium
The highest possible oxidation states of uranium and plutonium, respectively are :
Chemistryd-and-f-block-elements2019easy
The pair that has similar atomic radii is :
Chemistryd-and-f-block-elements2019medium
The correct order of the first ionization enthalpies is :
Chemistryd-and-f-block-elements2019medium
The INCORRECT statement is :
Chemistryd-and-f-block-elements2019medium
Consider the hydrated ions of Ti2+, V2+, Ti3+, and Sc3+. The correct order of their spin-only magnetic
moments is :
Chemistryd-and-f-block-elements2019medium
The maximum number of possible oxidation
states of actinoides are shown by :