i h s aâÅuxÜ Éy ãtàxÜ ÅÉÄxvâÄxá |Ç à{x vÜçáàtÄá Éy UtÜ|âÅ {çwÜÉå|wx e r u Q l j{|v{ Éy à{x yÉÄÄÉã|Çz Åxà{Éwá |á âáxw àÉ ÜxÅÉäx àxÅÑÉÜtÜç a z f xáxááá ÉyÉy ã àx A
i h s e r TuÉâà àãÉ {âÇwÜxw çxtÜá tzÉ v{xÅ|áàá w|ä|wxw à{x vÉÅÑÉâÇwá |Ç u Q l \Ç ã{|v{ Éy à{x yÉÄÄÉã|Çz a vÉâÇàÜ|xá w|tÅÉÇw |á ÇÉà yÉâÇwA f z A |á g{x wxÇá|àç Éy w|tÅÉÇw ãxÜx vtÄÄxw
T Çxã zÜÉâÑ Éy tÄÄÉàÜÉÑ|v yÉÜÅ Éy VtÜuÉÇ w|ávÉäxÜxw |Ç
i TÜà|y|v|tÄ W|tÅÉÇwá ãxÜx y|Üáà ÑÜÉwâvxw h |Ç s e r TÜà|y|v|tÄ w|tÅÉÇwá tÜx Åtwx yÜÉÅ u Q l tÑ{|àx á w á a f z A `Éã Åâv{ tÅÉâÇà Éy vtÜuÉÇ ÅÉÇÉå|wx |á ytàtÄ t|ÜR
i h s j{|v{ Éy à{x yÉÄÄÉã|Çz |á ÇÉà xåtÅÑÄx Éy á|Ä|vt Å|ÇxÜtÄáR e r u VtÜuÉÇ ÅÉÇÉå|wx |á Éuàt|Çxw uç {xtà|Çz yÉÜÅ|v tv|w ÉÜ ÉåtÄ|v Q l tv|w ã|à{ vÉÇvA a f z A fÉwt ãtàxÜ wÜ|Ç~á vÉÇàt|Ç
i ã|à{ t h s e r Éã Åâv{ ÑxÜvxÇà Éy xtÜà{:á u vÜâáà |á Åtwx âÑ Éy á|Ä|vtàx ÜÉv~áR Q l [Éã ÅtÇç á|Ä|vtàx a Å|ÇxÜtÄá tÜx ~ÇÉãÇR f z A f|Ä|vÉÇ |á áàtuÄx âÑ àÉ
35.
◙ blue flame
◙ yellow flame
◙ golden flame
◙ green flame
◙ 85%
◙ 90%
◙ 95%
36. ◙ 80%
37.
◙more than one thousand ◙more than two thousand ◙more than three thousand ◙more than four thousand
h s eÄ|~x áàÜâvàâÜx j{|v{ Éy à{x yÉÄÄÉã|Çz {tá w|tÅÉÇw r u Q g{x ÇâÅuxÜ Éy xÄxvàÜÉÇá |Ç à{x ätÄxÇvx á{xÄÄ Éy vtÜuÉÇ tÇw á|Ä|vÉÇ l a f z A ◙ chlorine gas
◙carbon monoxide gas
◙carbon dioxide gas
◙ olvine
◙ silica gel
◙ water gas
◙2
◙3
◙4
PAPER “CHEMISTRY” CLASS-- X
UNIT— 03
Name of student
Marks Obtained
Subject teacher: Afzal Qureshi Q.1 1.
Encircle ☺ the correct answer.
◙7
4.
5.
6.
7.
◙ 12
◙ 11
◙ 14
◙ 16
T|Ü vÉÇàt|Çá JK8 uç äÉÄâÅx Éy
i h |Ç |àá vÉÅÑÉâÇwá |á {x ÇâÅuxÜ Éy vÉätÄxÇà uÉÇwá yÉÜÅxw uç s Ç|àÜÉzxÇ e r uá{xÄÄ Éy Ç|àÜÉzxÇ |á g{x ÇâÅuxÜ Éy xÄxvàÜÉÇá |Ç à{x ätÄxÇvx Q l a a|àÜÉzxÇ vÉÅu|Çxá ã|à{ ÅxàtÄá tá Ç|àÜ|wx |ÉÇ tÇw z|äxárrr z f vÉÅÑÉâÇwá A ◙ carbon
ÅÅÉÇ|t |á ÑÜxÑtÜxw |Ç ÄtuÉÜtàÉÜç uç {xtà|Çz t Å|åàâÜx Éy
11.
tÅÅÉÇ|âÅ v{ÄÉÜ|wx tÇw ◙ slake lime
12.
Éy
◙ -1916
15.
◙ washing soda
i bÇ vÉÅÅxÜv|tÄ ávtÄx? [tuxÜ:á ÑÜÉvxáá |á âáxw |Ç à{x ÑÜxÑtÜtà|ÉÇ h s e r u Q [tuxÜ ãtá tãtÜwxw l ÇÉuÄx ÑÜ|éx |Ç v{xÅ|áàÜç |Ç a z f TÅÅÉÇ|t A w|ááÉÄäxá |Ç ãtàxÜ àÉ z|äx tÅÅÉÇ|âÅ {çwÜÉå|wx
i ]ÉáxÑ{ cÜ|xáàÄç w|ávÉäxÜxw ÉåçzxÇ uç h wxvÉÅÑÉá|Çz? s e r g{x ÇâÅuxÜ Éy xÄxvàÜÉÇá |Ç à{x uÉâàxÜ ÅÉáà á{xÄÄ Éy ÉåçzxÇ |á Q l j{|v{ Éy à{x yÉÄÄÉã|Çz tv|wá |á âáxw |Ç à{x ÅtÇâytvàâÜ x Éy a z f yxÜà|Ä|éxÜáA A ◙ laboratory reagent
i j{|v{ Éy à{x yÉÄÄÉã|Çz xÄxÅxÇàá |á âáxw tá vtàtÄçáà |Ç à{x h s e wxvÉÅÑÉá|à|ÉÇ Éy ÉéÉÇxR r u Q xá à l x à à a z f g{x vÉÇvxÇàÜtà|ÉÇ A Éy ÉéÉÇx |Ç fàÜtàÉáÑ{xÜx |á ◙ troposphere
i h \Ç yÜxx áàtàx áâÄÑ{âÜ |á yÉâÇw |Ç `xå|vÉ s tÇw e r uáâÄÑ âÜ ÉvvâÜ |Ç ~É |@fâÄà Ç c ~|áàtÇ áÉÅx wxÑÉá|àá Éy Çtà|äx Q l tÇwM a f z A g Åt|Ç tÄÄÉàÜÉÑ|v yÉÜÅá Éy áâÄÑ{âÜ tÜxM ◙ 0.1%
i h s \à Üxtvàá ã|à{ v{ÄÉÜ|Çx Éy yÉÜÅ v{ÄÉÜÉyÉÜÅ e r u j{|v{ Éy à{x yÉÄÄÉã|Çz xÄxÅxÇàá |á âáxw yÉÜ à{x ÑâÜ|y|vtà|ÉÇ Éy ãtàxÜ Q l a VÉÄÉâÜ Éy á|ÄäxÜ v{ÄÉÜ|wx |á f z A
◙ oxygen gas
24.
◙ methane
25.
◙ Sulphur
26.
◙ pale yellow
27.
◙ CaO
◙ chloromethane
◙ dichloromet hane
◙ hydrochloric acid
◙ phosphorous
◙ Hydrogen
◙ chlorine
◙ white
◙ bright yellow
◙ silver
◙ bright yellow
◙ white
◙ silver
◙ bright yellow
◙ white
◙ silver
g{x yÉÜÅâÄt Éy uÄxtv{|Çz ÑÉãwxÜ |á
◙ COCl 2
30.
◙ nitrogen gas
VÉÄÉâÜ Éy á|ÄäxÜ |Éw|wx |á
◙ pale yellow
29.
◙ hydrogen gas
VÉÄÉâÜ Éy á|ÄäxÜ uÜÉÅ|wx |á
◙ pale yellow
28.
◙ chlorine gas
◙ HOCl
◙ Ca(OH)2
◙ CaCl(OCl)
g{x yÉÜÅâÄt Éy v{ÄÉÜÉyÉÜÅ |á ◙ CaC(OCl)
◙ CHCl3
◙ CH 2 Cl 2
PAPER “CHEMISTRY” CLASS-- X
UNIT— 06
Name of student
Marks Obtained
Subject teacher: Afzal Qureshi
0345 – 73 666 83
Encircle ☺ the correct answer.
Q.1 1.
◙
5.
6.
7.
8.
9.
copper
◙ iron
◙ silver
aluminum
◙ copper
◙
silver
j{|v{ xÄxÅxÇà |á ÅÉÜx vÉáàÄç
i h á Ç { Çz w ç z Ç s e r u UÜtáá |á t áàÜÉÇz tÄÄÉç Éy Q l a Wâx àÉ ÄÉã ÅxÄà|Çz ÑÉ|Çà? |à |á xtáç àÉ âáx z f A j{|v{ ÉÇx Éy à{x yÉÄÄÉã|Çz |á âáxw |Ç xÄxvàÜ|v {xtàxÜá ◙ sodium
4.
◙
j{|v{ xÄxÅxÇà vÉÜÜÉwxá xtá|Äç ◙ iron
3.
درﺳﺖ ﺟﻮاب ﮯﮐ ﮔﺮد داﺋﮦﺮ
j{|v{ ÅxàtÄá á{Éãá {|z{ ÜxyÄxvà|ÉÇ ◙ aluminum
2.
☺ ﮕﻟﺎﺋﮟﻴ
◙
phosphorus
◙ silver
◙
zinc
◙ mixture
◙ element
◙ ore
◙ alloys
◙ Cu
◙ A1
◙ Sn
◙ Ni
◙Bronze
◙ Brass
◙ Nichrome
◙ bauxite
◙ Nichrome
◙ Bronze
◙ Brass
◙ Gange
j{ v{ áàtàxÅxÇà |á ÇÉà àÜâx yÉÜ U ◙It is used to make medals and coins
i h s j{|v{ xÄxÅxÇà |á âáxw àÉ Åt~x txÜÉÑÄtÇxá tÇw äx{|vÄxá e r u j{|v{ ÅxàtÄ |á äxÜç Ä|z{à Q l a bå|wxá Éy w|yyxÜxÇà f zÅxàtÄá tÜx {xtàxw ã|à{ tÄâÅ|Ç|âÅ |Ç A
i h WâÜ|Çz Üxy|Ç|Çz Éy vÉÑÑxÜ ã{|v{ s áÉÄâà|ÉÇ |á âáxw tá e r xÄxvàÜÉÄçàx u Q l a z f á w wâ á Ñ É A
26.
◙ Cathode
◙ anode
◙ bottom
◙ surface
◙Copper sulphate
◙ Copper nitrate
◙ Copper sulphide
◙
◙ 99.7%
◙
◙ 02
◙ non of these
27.
◙ Copper pyrite
The purity of blister copper is
◙ 99.5%'
99.6%
99.8%
28.
◙ C02
◙ S02
{ x y x ÄÉã
29. ◙ silver
30.
◙ copper
◙ cuprous sulphide
x ◙ cuprous oxide
◙ Coal and sand
◙ CO2 and CO
◙ FeO and Cu 2S
[Éã ÅtÇç ÑxÜvxÇà t Åxw|âÅ áàxxÄ vÉÇàt|Çá vtÜuÉÇ
◙ 0.2%_0.4%
32.
ã á
eÉtáàxw ÉÜx |á ÅxÄàxw tÄÉÇz ã|à{ à{x Å|åàâÜx Éy
◙ Coal and oxygen
31.
á
◙ 0.4%__0.6%
◙ 0.2%__0.6%
◙ 0.4%__0.8%
j{|v{ áàxxÄ |á âáxw àÉ ÑÜxÑtÜx Çâàá tÇw u ÉÄàáR
◙ silicon-steel
33.
◙
medium steel
◙ 4%_30%
◙ medium steel
◙nickel steel
◙ carbon
40.
yÜÉÅ
◙ the bottom
41.
--50%
◙ chromium steel
◙ nickel steel
◙ mild steel
◙ medium steel
h s j{|v{ à{|Çz |á âáxw àÉ {xÄÑ |Ç à{x áxÑtÜtà|ÉÇ Éy áÄtz e r u Q VtÄv|âÅ Éå|wx |á Éuàt|Çxw uç à{x wxvÉÅÑÉá|à|ÉÇ Éy l a z f WâÜ|Çz xåàÜtvà|ÉÇ Éy |ÜÉÇ Å|åàâÜx |á |ÇàÜÉwâvxw |Ç à{x yâÜÇtvx A
i g{x uÉ|Ä|Çz ÑÉ|Çà Éy xà{çÇx |áM h s e r g{x ÅxÄà|Çz ÑÉ|Çà Éy xà{çÇx u |áM Q l a \Ç Üxy|Ç|Çz ÑÜÉvxáá? à{x É|Ä |á {xtàxw |Ç tÇ xÄxvàÜ|v y âÜÇtvx tuÉäxM f z A
◙ diesel oil ◙ naphta
46. ◙ -60 °C
47. ◙ -52 °C
48. ◙ 100°C
49.
◙ -65 °e
◙ gasoline
◙ bitumen
◙ -70 °C
◙ -75 °C
◙
-62 °C ◙ -72 °C
◙
-82 °C
◙
200 °C ◙ 300 °C
◙
400 °C
`t}ÉÜ ÑÉÜà|ÉÇ Éy ÇtàâÜtÄ ztá |áM
◙ ethane
◙
50.
g{x yÉÜÅâÄt Éy uxÇéxÇx |áM
◙ C2H2
◙
propane
CgHe
◙ methane
◙ C2H4
◙
ethene
◙
C2H6
PAPER “CHEMISTRY” CLASS-- X
UNIT— 08
Name of student
Marks Obtained
Subject teacher: Afzal Qureshi Q.1
Encircle ☺ the correct answer.
☺ ﮕﻟﺎﺋﮟﻴ
درﺳﺖ ﺟﻮاب ﮯﮐ ﮔﺮد داﺋﮦﺮ
{x vÉÄÉ Ü Éy atb[ | ◙ black ◙
◙ blue
yellow
◙
White
g{x ÅxÄà|Çz ÑÉ|Çà Éy atb[ |á ◙ 118 C°
◙
◙ 4 318°C
218°C
◙
418°C
{x wxÇ |àç Éy atb[ |á
i h g{x vÉÅÑÉâÇw âáxw |Ç à{x ÑÜxÑtÜtà|ÉÇ Éy áÉtÑ s |á e r g{x vÉÅÑÉâÇw âáxw |Ç à{x ÅtÇâytvàâÜx u Éy tÜà|y|v|tÄ á|Ä~ |á Q l a uç Éw|âÅ vtÜuÉÇtàx |á Åtwx z v{|xyÄç f A {x ztá âáxw |Ç à{x átàâÜtà|ÉÇ Éy uÜ|Çx áÉÄâà|ÉÇ |á ◙ 1.13 g/cm3
◙ 2.13g/cm3
◙ KOH ◙ NaOH
◙ NaOH ◙ KOH
◙ 3.13g/cm 3
◙ Ca(OH)2
◙ Ca(OH)2
◙ 4.13g/cm 3
◙ Al(OH)3
◙ Mg(OH)2
◙Open hearth process ◙Froth Flotation process◙Oswald's process ◙ Solvay's process
◙' hydrogen
◙ carbon dioxide
◙ ammonia
◙ chlorine
{x vÉÅÑÉâÇw âáxw |Ç y|Üx xåà|Çzâ|á{xá |á ◙ NaOH
◙ Na2C02
◙ NaHCO3
◙ NaNO3
\à Åtç ux àt~xÇ tá t Åxw|v|Çx yÉÜ à{x ÜxÅÉätÄ Éy tv|w|àç |Ç à{x áàÉÅtv{ |á ◙ NaOH.
{|v{ É à{x yÉÄÄÉã|Çz vÉÅÑÉâÇwá |á vÉÅÅÉÇÄç ~ÇÉãÇ tá 5Åxà{t áÉwt5
i h s á x táá e r u cÉÄçxà{xÇx |á ÑÜxÑtÜxw uç à{x ÑÉÄçÅxÜ|étà|ÉÇ Éy xà{xÇx âÇwxÜ {|z{ ÑÜxááâÜx Q l tÇw |Ç à{ ÑÜxáxÇvx Éy àÜtvxá z Éy a f A j{|v{ Éy à{x yÉÄÄÉã|Çz |á âáxw yÉÜ tÜà|y|v|tÄ yÄÉÉÜ|ÇzA ◙ NaCl ◙ NaOH
