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U TRNG
N TP CHNG 3: CACBON - SILIC CHNG TRNH
VNG 1: KHI NG VNG 2: VT CHNG NGI VT VNG 3: TH TI TM CHT VNG 4: VNG XOAY MAY MN
LP 11
VNG 1VNG 2VNG 4VNG 3
i 1i 2i 3i 4
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VNG 1KHI NG
TH LMi i chn gi cu hi (t gi 1 n gi 4). Trong mi gi cu hi c 10 cu, mi cu hi c 15 giy mi i tr li. Mi cu tr li ng c 100 im, sai khng b tr im.VNG 1: KHI NG
GI 1
GI 2
GI 3
GI 4
6
GI 1
P N
Ct
1ANSBACKCht no khng phi l nguyn liu ca ngnh cng nghip sn xut xi mng?
Phn ng ha hc no chng t axit silisic yu hn axit cacbonic?
P N
Na2SiO3 + CO2 + H2O Na2CO3 + H2SiO3.
2ANSBACK
trnh b nhim c CO, mt n phng c c s dng c cha cht no?
P N
Than hot tnh
3ANSBACK
Silic th hin s oxi ha cao nht trong hp cht no?
P N
SiO2
4ANSBACK
Kim cng, than ch, fuleren l cc dng g ca cacbon?
P N
Th hnh ca cacbon.
5ANSBACK
loi b SO2 trong CO2 c th dng ha cht no?
P N
Dung dch Br2.
6ANSBACK
Kim cng nhn to c iu ch t cht no?
P N
Than ch.
7ANSBACK
Khi sy kh, axit silisic mt mt phn H2O, to thnh vt liu xp c tn l g?
P N
Silicagen.
8ANSBACK
Cht dng ch to keo dn thy tinh v s c tn gi l g?
P N
Thy tinh lng.
9ANSBACK
gm l vt liu c ch to ch yu t cht no?
P N
t st v cao lanh.
10ANSBACK
GI 2
Ngnh sn xut no khng thuc v cng nghip silicat?
P N
Thy tinh hu c.
1ANSBACK
Thy tinh lng l dung dch m c ca cht no?
P N
Na2SiO3 v K2SiO3.
2ANSBACK
Rut bt ch c lm t cht no?
P N
Than ch.
3ANSBACK
tch SiO2 ra khi hn hp Fe2O3, SiO2, Al2O3 ch cn dng d dung dch no?
P N
Dung dch HCl.
4ANSBACK
lm khan kh CO2 c ln hi nc cn dng cht no?
P N
P2O5.
5ANSBACK
Nabica l thuc dng cha bnh au d dy, c thnh phn chnh l g?
P N
NaHCO3.
6ANSBACK
Thi kh CO2 d vo dung dch Ca(OH)2, thu c mui g?
P N
7ANSBACKCa(HCO3)2.
Than cc c iu ch t cht no?
P N
8ANSBACKThan m
Nguyn liu quan trng sn xut thy tinh, gm l g?
P N
SiO2.
9ANSBACK
Cht no c sn xut bng cch nu chy silic ioxit tinh khit?
P N
Thy tinh thch anh.
10ANSBACK
GI 3
Thnh phn chnh ca ct l g?
P N
SiO2.
1ANSBACK
Nc kh l kh no trng thi rn?
P N
CO2.
2ANSBACK
Trong phn t CO2, nguyn t C trng thi lai ha g?
P N
Sp.
3ANSBACK
Cng thc ha hc ca soa khan l g?
P N
Na2CO3.
4ANSBACK
Nguyn liu c dng lm cht n khi lu ha cao su sn xut mc in, xi nh giy l g?
P N
Than mui.
5ANSBACK
CaCO3 l thnh phn chnh cu loi no?
P N
vi.
6ANSBACK
Mui NH4HCO3 c dng lm bt n trong thc phm do c c tnh g?
P N
D b nhit phn.
7ANSBACK
Cht no c dng trong k thut v tuyn v in t?
P N
Silic siu tinh khit.
8ANSBACK
T lnh dng lu s c mi hi, c th cho vo t lnh mt t cc than hoa kh mi than ny. l v
P N
Than hoa c th hp th mi hi.
9ANSBACK
Cht no c dng lm dng c th nghim?
P N
Thy tinh kali.
10ANSBACKSlide 6
GI 4
Cacbon c nhng tnh cht ha hc no?
P N
Tnh oxi ha v tnh kh.
1ANSBACK
Oxit no khng to mui?
P N
CO.
2ANSBACK
Phng trnh ion rt gn: 2H+ + SiO32- H2SiO3.ng vi phn ng ha hc gia:
P N
Axit cacbonic v Natri silicat.
3ANSBACK
Kh no l nguyn nhn gy hiu ng nh knh?
P N
CO2.
4ANSBACK
Trong t nhin, SiO2 tn ti di dng no?
P N
Ct v thch anh.
5ANSBACK
Than ch nhn to c iu ch t cht no?
P N
Than cc.
6ANSBACK
Thi CO2 vo dung dch Ba(OH)2 d, mui thu c l mui g?
P N
BaCO3.
7ANSBACK
Cht no cha CaCO3 trong thnh phn ha hc?
P N
Canxit.
8ANSBACK
Cng thc qung dolomit l g?
P N
CaCO3.MgCO3.
9ANSBACK
Cu hnh electron lp ngoi cng ca cc nguyn t nhm IVA l g?
P N
ns2 np2
10ANSBACK
50
I 1
50
I 2
40
I 3
40
I 4
VNG 2VT CHNG NGI VT
VNG 2: VT CHNG NGI VT
1. Vng thi ny gm 10 cu hi, hnh thc trc nghim 4 la chn. Thi gian tr li cho mi cu hi l 30 giy.2. Trong vng 30 giy mi i a ra cu tr li bng cch a bng p n ( A, B, C, D).- i no tr li ng v nhanh nht c 300 im.- i no tr li ng v nhanh th 2 c 250 im.- i no tr li ng v nhanh th 3 c 200 im.- i no tr li ng v nhanh cui cng c 150 im.
Thnh phn chnh ca kh than t l g?CO, CO2, H2, N2.A
CH4, CO2, CO, N2.B
CO, CO2, H2, NO2.C
CO, CO2, NH3, N2.D
1ANS
TIME30
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Natri silicat c th c to thnh bng cch un no?SiO2 vi NaOH long.A
SiO2 vi NaOH nng chy.B
Si vi dung dch NaHCO3.C
Si vi dung dch NaCl.D
2ANS
TIME30
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0
Dy cc dung dch no sau y phn ng c vi hn hp gm silic v nhm?
HCl, HF.A
Na2CO3, KHCO3.B
NaOH, KOH.C
BaCl2, AgNO3.D
3ANS
TIME30
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khc ch ln thy tinh da vo phn ng no sau y?
SiO2 + Mg 2MgO + Si. A
SiO2 + HF SiF4 + 2H2O.B
SiO2 + 2NaOH Na2SiO3 + CO2.C
SiO2 + Na2CO3 Na2SiO3 + CO2.D
4ANS
TIME30
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0
Th tch dung dch NaOH 2M ti thiu hp th ht 4,48 lt kh CO2 (ktc) l bao nhiu?100 ml.A
150 ml.B
200 ml.C
250 ml.D
5ANS
TIME30
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0
Kh CO2 khng dng dp tt m chy?Magie.A
Photpho.B
Cacbon.C
Metan.D
6ANS
TIME30
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1
0
Tnh oxi ha ca cacbon th hin trong phn ng ha hc no?
C + O2 CO2.A
C + 2CuO 2Cu + CO2.B
3C + 4Al Al4C3.C
C + H2O CO + H2.D
7ANS
TIME30
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phn bit kh CO2 v kh SO2, c th dng cht no?Dung dch Ca(OH)2.A
Dung dch KNO3.B
Dung dch NaOH.C
Dung dch Br2.D
8ANS
TIME30
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Phn ng ha hc no to thnh thch nh trong cc hang ng ca m vi?CaCO3 + CO2 + H2O Ca(HCO3)2.A
Ca(OH)2 + Na2CO3 CaCO3 + 2NaOH.B
CaCO3 CaO + H2O.C
Ca(HCO3)2 CaCO3 + CO2 + H2O.D
9ANS
TIME30
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Kh CO khng kh c oxit no sau y nhit cao?CuO.A
CaO.B
PbO.C
ZnO.D
10ANS
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I 3
40
I 4
VNG 3TH TI TM CHT
VNG 3: TH TI TM CHT
TH LC 4 ng nghim mt nhn, mi i phi xc nh ng tn ha cht cha trong mi ng nghim.Cc i lm trn bng ph, cc i tr li ng c 500 im. i no tr li ng v nhanh nht s c u tin thc hin trong phng th nghim o, ng s c cng thm 500 im. Nu i u tin khng thc hin c s dnh cho cc i cn li.
115
I 1
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I 2
250
I 3
290
I 4
VNG 4VNG XOAY MAY MN
VNG 4: VNG XOAY MAY MN
TH Li t im nht c u tin chi trc. Gi on ch gm 8 ch ci.Mi i quay vng xoay may mn tnh im, on ch ci. on sai mt lt, quyn may mn ginh cho i tip theo.
Nc kh c dng trong vic bo qun thc phm v hoa qu ti, v c kh nng g?
Vng 4THNGHOA
12345687THANGHOAQUAY
ch
Vng 3
115
I 1
130
I 2
250
I 3
290
I 4
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