CHEMISTRY
PART II : CHEMISTRY
SECTION - I
Passage-I
Passage for Question Nos. 16 to 18
periodic table:
S-Block Elemens
P-block Element
18
VIIIA
1
IA
H
2
IIA
Li
Be
Na
Transition Metals (d-Block Elements)
4
IV B
3
III B
5
VB
6
VI B
7
VII
8
VIII
9
VIII
10
VIII
11
IIB
13
IIIA
14
IVA
15
VA
16
VIA
B
C
N
O
17
VIIA
He
F
Ne
12
IIB
Ar
Zn
Kr
Rb
Cd
Xe
Cs
La
Hg
Rn
Fr
Ac
K
Inner-Transition Metals (f-Block elemetns)
16.
Lanthanides
Ce
Lu
Actinides
Th
Lr
Select the correct statement about an element having atomic number 47.
(A) It is a non-metal, belongs to p-block, having valency one.
(B) It is a metal, belongs to s-block, having valency one.
(C) It is a coinage metal, belong to d-block, having valency one.
(D) none of these are correct.
i j ek.kqØeka
d 47 j [ kusoky sr Ro dsfy , l ghdFku gS
A
(A) ; g v/kkr qgS
] p-block esami fLFkr
gS
A] l ; kst dr k , d gS
A
(B) ; g /kkr qgS
As-block esami fLFkr gS
A l ; kst dr k , d gS
A
(C) ; g fl Ddsdh/kkr qgS
A d-block, esami fLFkr gS
A l ; kst dr k , d gS
A
(D) mi j ks
Dr esadksbZl ghughgS
A
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13
CHEMISTRY
17.
18.
The element just below the element having name eka-silicon given by mendeleev.
mendeleev } kj kft l r R
o dkuke bZ
d k&fl y hdk¡u (eka-silicon) j [ kkFkkAml dsuhpsmi fLFkr
(A) Si
(B) Ga
(C) Ge
(D) Sn
r Ro dkuke gS
A
Which one of the following elements would you expect to have maximum metalic character
fuEufy f[ kr r Roksesal cl svf/kd /kkfRod xq
. k j [ kusoky k r Ro gS
A
Ga
Ge
(A) Ga
As
Se
(B) Ge
Be
(C) As
(D) Se
Passage-II
Passage for Question Nos. 19 to 21
matter
mixture
Homogeneous
mixture
Separated by
Physical method
Hetrogeneous
mixture
Pure substance
Compounds
Separated
By chemical
method
elements
nzO
;
feJ. k
l keka
xh feJ. k
Definitions:
Elements:
Compounds:
Mixture:
HkkS
fr d fof/k
} kj k çFkDd j . k
fo"eka
xh feJ. k
’ kq
) i nkFkZ
; kS
fxd
j l k; fud
fof/k } kj k
çFkDd j . k
r Ro
Purest form of matter
It is composed of atoms of two or more elements chemically
combined in fixed proportions.
It is the combination of two or more substances in which the
substances retain their distinct identities. It is of two type.
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13
CHEMISTRY
Homogeneous mixture:
Hetrogeneous mixture:
i fj Hkk"kk; s:
r Ro%
; kS
fxd %
feJ. k%
l keka
xh feJ. k%
fol eka
xh feJ. k%
19.
This type of mixture have same composition throughout.
This type of mixture do not have uniform composition.
nzO
; dks’ kq
) voLFkk
; g nks; k nksl svf/kd r Roksadsi j ek.kq
v ksdsfu; r vuq
i kr esal ; q
Dr gksusl s
cur k gS
A
feJ.k esanks; k vf/kd ; kS
fxd mi fLFkr gksr sgS
A t ksvi usew
y xq
. kksdkscuk; s
j [ kr sgS
A feJ.k nksçdkj dsgksr sgS
A
feJ.k l Ei w
. kZ: i l s, d l eku gksxkA
feJ.k i w
. kZ: i l s, d l eku ugh gksxkA
Identify the element in the following.
fuEufy f[ kr esa
sr Ro dkspq
fu; sA
(A) Water ¼
t y½
(C) Hydrogen gas ¼
gkbMªkst u xS
l½
20.
(D) Gold ¼
l ksuk½
Identify homogeneous mixture
fuEufy f[ kr esal ka
ekxhfeJ.kpq
fu; sA
(A) air in a bottle ¼
cksry esaok; q
½
(C) concrete ¼
da
ØhV½
21.
(B) Sugar ¼
’ kdj ½
(B) Sea water ¼
l eq
nzdkt
y½
(D) Namak ¼
ued½
Identify the compound in the following
fuEufy f[ kr esa; kS
fxd pq
fu; sA
(A) orers ¼
v; Ld½
(C) air mixture ¼
ok; qdkfeJ.k½
(B) Alloy ¼
feJ
/kkr q
½
(D) Salts ¼
y o.k½
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13
CHEMISTRY
Passage-III
Passage for Question Nos. 22to 24
Fill in the blanks in the following table:
nhx; hl kj .khesafj Dr LFkku nsf[ k; sA
cation ¼
/kuk; u½ Anion ¼
_ .kvk; u½ Formula ¼
v.kql
w
=k½ Name of compound ¼
; kS
fxd dkuke½
magnesium bicarbonate ¼
eS
xuhf’ k; e ckbZ
d kckZ
u
ssV½
SrCl2
Fe3+
Ca2+
NO2–
Stannic Bromide ¼
LVS
fud
czksekbM½
Hg2I2
mercurous Iodide ¼
ej D; w
jl
PO 43–
I–
22.
SnBr4
vk; ksMkbM½
Identify the correct set of cations filled in the table.
l kj .khesai w
. kZfd; sx; s/kuk; uksadk l ew
g fuEu esadkS
u&l k gS
A
(A) Mg2+
(B) Mg2+
(C) Mg+
(D) Mg2+
23.
Sr2+
Sr2+
Sr4+
Sr4+
Sn2+
Sn4+
Sn2+
Sn2+
Hg2 2+
Hg22+
Hg2+
Hg22+
Identify the correct set of anions filled in the table.
l kj .khesai w
. kZfd; sx; s_ .kvk; u dk l ew
g fuEu esadkS
u&l k gS
A
(A) HCO3–,
(B) CO3–
(C) HCO32–
(D) CO32–
24.
Cl–,
Cl–
Cl –
Cl2–
Br–
Br–
Br–
Br2–
Identify the correct set of formule obtained in the table.
l kj .khesai w
. kZfd; sx; sv.kql w
=kksadk l ew
g fuEu esadkS
u&l k gS
A
(A) Mg (H CO3)2
(B) Mg (H CO3)2
(C) Mg CO3
(D) Mg (HCO3)2
Fe (NO2)2
Fe(NO2)3
Fe (NO2)3
Fe(NO2)3
Ca3 (PO4)2
Ca3 (PO4)3
Ca3(PO4)2
Ca3(PO4)2
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13
CHEMISTRY
SECTION - II
Straight Objective Type
This section contains 6 questions. Each question has 4 choices (A), (B), (C) and (D) for its answer, out of
which ONLY ONE is correct.
25.
Which one of the following sets of phenomena would increase on raising the temperature.
(A) Diffusion, evaporation, compression of gasus
(B) evaporation, compression of gases, solubility
(C) evaoiration, diffusion, expansion of gases
(D) evaoiration, solubility, diffusion, compression of gases
fuEufy f[ kr i fj ?kVukvksadkdkS
u&l kl eq
Pp; r ki c<+
kusi j c<+
sxk&
(A) fol
j .k] ok"i u] xS
l ksadk l a
i hMu
(B) ok"i u] xS
l ksadkl
(C) ok"i u]
a
i hMu] foy s;r k
fol j .k] xS
l ksadk çl kj
(D) ok"i u] foy s
; r k] fol
26.
j .k] xS
l ksadk l a
i hMu
Tincture of Iodine has antireptic properties. This solution is made by dissolving.
(A) Iodine in potassium iodide
(B) Iodine in vaseline
(C) Iodine in watrer
(D) Iodine in alcohal
vk; ksMhu dk fVa
Dpj i w
fr j ks/khxq
. k j [ kr k gS
A ; g foy ; u fuEufy f[ kr esal sfdl dks?kksy usi j cur k gS
\
(A) i ks
Vsf’ k; e
(C) t
vk; ksMkbMesavk; ksMhu
y esavk; ksMhu
(B) oS
l y hu esavk; ksMhu
(D) vYdks
gy
esavk; ksMhu
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13
CHEMISTRY
27.
Which of the following has maximum number of atoms.
fuEufy f[ kr esal sfdl esai j ek.kq
v ksadhl a
[ ; k vf/kdr e gksxh\
28.
(A) 18 g of H2O
(B) 18 g of O2
(C) 18 g of CO2
(D) 18 g of CH4
3.42 g of sucross one dissolved in 18 g of water in a beaker. The number of oxygen atoms in the solutions are
, d chdj esa18 xzke t y esa3.42 xzke l q
Øksl fey k; k x; k gS
A foy ; u esavkDl ht u i j ek.kq
v ksadhl a
[ ; k Kkr
dhft , A
(A) 6.68 × 1023
29.
(B) 6.09 × 1022
(C) 6.022 × 1023
(D) 6.022 × 1021
Which of the following statement about Ruthor ford's model of atom are correct.
(i) Considered the Nucleus as positively charged
(ii) established that the -particles are four times as heavy as a hydrogen atom
(iii) can be compard to sdar system
(iv) was in agreement with Thomsoris model
j nj QksMZdsd.k çdh.kZ
u ç; ksx usn’ kkZ
; k fd&
(i) by s
DVªkW
u_
.kvkosf’ kr gksrsgS
a
(ii) ukfH
kd
esai j ek.kqdk nzO
; eku vkS
j /ku vkos’k dsa
fnzr j gr k gS
(iii) ukfH
kd
esaU; q
VªkW
u gksr sgS
a
(iv) i j ek.kqdkvf/kdka
’ k LFkku
fj Dr gksrk gS
mi j ksDr dFkuksaesadkS
u l sl ghgS
a\
(A) (i) and (iii)
(B) (ii) and (iii)
(C) (i) and (iv)
(D) only (i)
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13
CHEMISTRY
30.
Plasmolysis in a plant cell is defined as
(A) Break down (lysis) of plasma membrane in hybotonic medium
(B) Shrinkage of cytoplasm in hypertonic medium
(C) Shrinkage of Nucleoplasm
(D) None of them
i kni dksf’ kdk esat honzO
; dq
pa
u dksbl r j g i fj Hkkf"kr fd; k t kr k gS
&
(A) vYi i j kl
kj hek/; e esaçnzO
; f>Yy hdk Vw
Vuk ¼
y ; u½
(B) vYi i j kl
kj hek/; e esadksf’ kdknzO
; dk fl dq
M+
uk
(C) ds
a
nzd nzO
; dkfl
(D) bues
al
dq
M+
uk
sdksbZugha
A
Space for Rough Work
RESONANCE
SCHOLARSHIP-EXAM-13