...... cd 2. 2-chloro-2-methylpentane on reaction C J I I with sodium methoxide in methanol yields :...
Transcript of ...... cd 2. 2-chloro-2-methylpentane on reaction C J I I with sodium methoxide in methanol yields :...
![Page 1: ...... cd 2. 2-chloro-2-methylpentane on reaction C J I I with sodium methoxide in methanol yields : -CH3 I CH3 I (a) C2H5CH2C-OCH3 I (a) C2H5CH2C-OCH3 I CH3 CH3 (b) C2H5CH2C=CH2 I](https://reader031.fdocuments.us/reader031/viewer/2022020413/5b88a9f47f8b9a770a8bcb81/html5/thumbnails/1.jpg)
'I
\ , A stream of electrons from a heated
C Iilament was passed between two charged
iJS plates kept at a potential difference V esu.
If e and m are charge and mass of an .
L
', CJ
k-G
electron, respectively, then the value of
h/A (where A is wavelength associated w
I with electron wave) is given by :
J?--I
(1) 2meV
u (2) JmeV
)cd 2. 2-chloro-2-methylpentane on reaction C
I
J I
with sodium methoxide in methanol
yields :
-CH3 I
CH3 I
(a) C2H5CH2C-OCH3 I
(a) C2H5CH2C-OCH3 I
CH3 CH3
(b) C2H5CH2C=CH2 I
CH3
(3) (a) and (b)
(4) All of these
I
F/Page 2 SPACE FOR ROUGH WORK / VtT r,ind & %WTF ~ a 0 l M
cH30H-(
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3. Which of the following compounds is
metallic and ferromagnetic ?
4. Which of the following statements al?oul
low density polythene is FALSE ?
(1) It is a poor conductor of electric-i tv . (I) 4~:fQ?fm$hFm%1I (2) Its synthesis requires dioxygen or ,I
peroxide initiator as a catalyst.
(3) It is used in the manufacturcb oI' (3- (m),--*,Jnft % buckets, dust-bins etc. - 3 n g i ~ M % 1
(4) Its s~mthesis requires high pressurcb, (4) F & T ~ + V T ~ ( T - W * ~ ~ , ? ~ F ~I
5. For a linear plot of log (x/m) versus log p o, 'a;T'4.sfg~HMw m~iTTdta3 in a Freundlich adsorption isothcbrm, bbg (xjm) ilq log p % ihd k$h which of the following statements in ~ ~ ~ f m 3 * * m m ~ * ? correct ? (k and n are constants) (kaiTeTI1lmfj)
(1) l / n appears as the intercept. ( I ) r$.
l / n m * 7 w m % 1 LL\& Only l / n appears as the slope. (2) m l / n v 3 h % w 3 m % 1
(3) log ( l ln) appears as the interccy t, I (3) log (I/n) -%wT~/ s ~ l i f i% I
(4) Both k and 1/11appear in the sloprj
term. I . , . .
F/Page 3 SPACE FOR ROUGH Wow / W & W
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Wjh 7 e l l W j h M T F l F l a ~ m
carbon monoxide are -393.5 and -393.5 7W -283.5 kJ mol-I $ l TPh
-283.5 kJ mol-I, respectively. The heat *$?&R3ia91 (k jq) i )M&ft : of formation (in 1cJ) of carbon inonoxide
per mole is :
The heats of combustion of carbon and 6. WIT:
4 6-L(1) 676.5 '
The hottest region of Bunsen flame shown
in the figure below is :
region 4
Pi h ; r 4
region 3 ih ; r3 region 2 i h ; r 2
region 1 ih;r1
(1) region 2 I @ W m 2
(3) repon 4
(4) region 1
8. Which of the following is an anionic 8. fi93 3 *llp*f%Z'#Z \b? detergent ?
(1) Sodium lauryl sulphate FllftFI Wk?
(2) Cetyltrirneth yl ammonium bromide
(3) Glyceryl oleate (3) fhFlftV MW (4) Sodium stearate (4) flWsm d~&
F/Page 4 SPACE FOR ROUGH WORK / W BiTd di W
![Page 4: ...... cd 2. 2-chloro-2-methylpentane on reaction C J I I with sodium methoxide in methanol yields : -CH3 I CH3 I (a) C2H5CH2C-OCH3 I (a) C2H5CH2C-OCH3 I CH3 CH3 (b) C2H5CH2C=CH2 I](https://reader031.fdocuments.us/reader031/viewer/2022020413/5b88a9f47f8b9a770a8bcb81/html5/thumbnails/4.jpg)
I 9, '18 g glucose (C6HI2o6) is added to 18 g -(C6HI2O6)d 178.2 g fi4
178.2 g water. The vapor pressure of m m b l v * M % r n m water (in torr) for this aqueous solution w (torr 4 ) :
is :
10. The distillation technique most suited for
separating glycerol from spent-ly e in the
soap industry is :
(1) Fractional &stillation
(2) Steam distillation 1 (2) -(4)
(3)
Simple distillation
Distillation under reduced pressure
1 (4)
(3)
TI-mwww7
'R9l;m~v-
11. The species in which the N atom is in a
state of sp hybridization is :
(2) NO; Efti *.
kl s-pfq,NO2 ;/i
3 c-.-,)
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![Page 12: ...... cd 2. 2-chloro-2-methylpentane on reaction C J I I with sodium methoxide in methanol yields : -CH3 I CH3 I (a) C2H5CH2C-OCH3 I (a) C2H5CH2C-OCH3 I CH3 CH3 (b) C2H5CH2C=CH2 I](https://reader031.fdocuments.us/reader031/viewer/2022020413/5b88a9f47f8b9a770a8bcb81/html5/thumbnails/12.jpg)
![Page 13: ...... cd 2. 2-chloro-2-methylpentane on reaction C J I I with sodium methoxide in methanol yields : -CH3 I CH3 I (a) C2H5CH2C-OCH3 I (a) C2H5CH2C-OCH3 I CH3 CH3 (b) C2H5CH2C=CH2 I](https://reader031.fdocuments.us/reader031/viewer/2022020413/5b88a9f47f8b9a770a8bcb81/html5/thumbnails/13.jpg)
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