Rajiv Gandhi Proudyogiki Vishwavidyalaya 2008 Diploma in Hospital Management __applied_chemistry-i(cme105) - Question Paper
F/2008/0016 Total Pages : 04
MPECS (FOUNDATION COURSE)
CME 105/RAC FIRST SEMESTER (PTDC) CIVnVMECHANICELECTRICAL APPLIED CHEMISTRY-I Tone : Three Hours ] [ Maximum Marks : 100
Note : (i) Attempt total six questions. Question No.
1 (objective type) is compulsory. From the remaining questions attempt my five. HT-1 4 I IRS? shHi<* 1
53 i
case of any doubt or dispnte, the English version question should be treated as final.
feft ift jito % 3T*rai firaR fisrfa if atfM w to Ht sito Jinr i 1. Select the correct answer. 2 each
(i) Water molecule is produced by which type of hybridization ?
. a) sp ijybridization -
(b) p*1rybiiJjzation
(c) sp3 hybridization
(d) sp* d hybridization
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(30 Sp
P. T. O.
(*0 sp2 WMNrot (*9 iT|flTitWT (0 sp2 d
(ii) Tyndall effect is shown by :
(a) True solution
(b) Suspensiorrv
(c) Saturated solution
(d) Colloidal solution
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(3?) qiwfacf, ?RT
(3) jJRT
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(iii) One Faraday is equal to how many coulombs ?
(a) 96500 (b) 9650
(c) 9500 (d) 6500
fori t ?
(a# 96500 (*0 9650
(fl) 9500 (3 6500
(iv) Transition elements belong to which block of the long Modern Periodic T&ble ?
(a) 5-block (b) p-block.........
(c) /-block (d) ci-block
3t?
(3i) 5- ctN; (30
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F/2008/0016 2
(v) The chief ore of aluminium is :
(a) Alimite (b) Alumimtc
(c) Bauxite (d) Feldspar
apt 3PR9;t:
(31) (3)
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2*, 00 Stcite and explain the Hesss law constant heat summation with suitable example. 9 tn ft?R 3wt %ij Pm (afiatj w 3fet
{&) What is meant by exothermic and endothermic reaction ? Give one example of each. 9
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(a) Explain fusion and fission of radioactive elements. 9 )rs4lfsM t WVt I
(b) Explain half life period of radioactive element. ' 9 }fs4lu(**i anJatpj i
y Differentiate between true solution, colloidal tulyjkra and suspension. Jiihai. do you understand by lyopTOIc-ttr*d lyopfiobic colloids ? Describe the optical propertieTof colloids. 18
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Write Faradays 1st and 2nd law of electrolysis. Calculate the current strength in amperes necessary to liberate 10 gram of iodine from potassium iodide solution in one hour. 18 ikrl 3T 3fsro fcita Prw Trasrcre i
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6.(5 Whal is Mendeleefs Periodic Law ? Write the advantages and defects of Mendeleefs Periodic Tabie. 9
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iff?) Wliat are important ores of copper ? How is metal extracted from its sulphide ore ? 9
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7. ($ Explain what is hard and soft water. Describe the hot process of soda-lime for softening of hard water. 9
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Jfy What are Redox reactions ? Explain with an example. Define oxidation nuinber and evaluate oxuiafan numb* of MirTh
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3X50
F/2008/0016 4
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