1 Match the following. A) A:V, B: IV, C:II, D:I B) A:III, B:IV, C:V,D:II C) A:IV, B:III, C:II, D:I D) A:III, B:I, C:V, D:II
2 What is the correction term in the pressure for real gas in comparison to the ideal gas? A) $\frac{n^{2}}{V^{2}}$ B) $\frac{aV^{2}}{n^{2}}$ C) $\frac{an^{2}}{V^{2}}$ D) $\frac{an^{2}}{V^{}}-nb$
3 Identify the oxidation states of Mn, when $MnO_{4}^{2-}$ ion undergoes disproportionation reaction under acidic medium A) +2,+7 B) +2,+5 C) +4,+4 D) +7,+4
4 The freezing point of solution containing 10 mL of non-volatile and non-electrolyte liquid " A" in 500 g of water is $-0.413^{0} C$. If $K_{f}$ of water is 1.86 K kg $mol^{-1}$ and the molecular weight of A=60 g $mol^{-1}$, what is the density of the solution in g $mL^{-1}$ ? (Assume $\triangle _{mix}$v=0) A) 1.13 B) 1.3 C) 0.90 D) 0.993
5 The variation of compressibility factor (Z) with pressure (p in bar) for some gases are shown in the figure below, Identify the gases (A),(B) and (C) respectively A) real gas , $N_{2},CO_{2}$ B) ideal gas, $H_{2},CO_{2}$ C) ideal gas, $CO_{2}, H_{2},$ D) real gas , $H_{2},CO_{2}$
6 Match the following THe correct statement is A) A:IV,B:III,C:I,D:II B) A:III,B:I, C:IV,D:II C) A:IV,B:I,C:III,D:II D) A:II,B:I,C:IV,D:III
7 The boiling point (in K) of cis but-2-ene and dipole moment (in D) of trans but-2-ene are respectively A) 274,0.00 B) 277,0.00 C) 277,0.33 D) 274,0.33
8 How many grams of glucose are required to prepare an aqueous solution of glucose having a vapour pressure of 23.324 mm Hg at $25^{0} C $ in 100 g of water? The vapour pressure of pure water at $25^{0}C$ is 23.8 mmHg. (Molar mass of glucose =180 g mol-1) A) 20.4 B) 10.3 C) 1 D) 1.83
9 The IUPAC name of the compound $(NH_{4})_{2}[Ni(C_{2}O_{4})_{2}(H_{2}O)_{2}]$ is A) Nickel (II) diammino dioxalato diaquate B) Dioxalatodiammino diaquo nickelate(III) C) Ammonium diaquabis(oxalato)nickelate(II) D) Ni dioxalato diaqua(II)amminate
10 The maximum number of electrons that can have the set of quantum numbers, n=4, ml=0 and ms = 1/2 is A) 3 B) 4 C) 5 D) 6
11 Which of the following compounds has the highest dipole moment (D)? A) HBr B) $CH_{3}COCH_{3}$ C) $H_{2}S$ D) $COCl_{2}$
12 In the Millikan's oil drop method, which of the following force does not act on the oil drop? A) Gravitational force B) Viscose force C) Magnetic force D) Electrostatic force
13 Which of the following series correctly represents the energy of the radiation? A) Radio waves > X-rays >visible > IR B) UV > X-rays > IR >radio waves C) $\gamma$-rays-IR > visible >micro wave D) X-rays > UV > IR > microwaves
14 The elements with the highest and lowest electron gain enthalpy in group 16 respectively are A) O;Te B) O;Po C) S;O D) S;Te
15 The first-order decomposition of $H_{2}O_{2}$ in an appropriate medium is characterised by a rate constant of 0.2303 min-1 . What is the time (in min) required to complete 9/10 fraction of the reaction? A) 0.1 B) 10 C) 100 D) 0.01