Test Mode Reading Mode Right = 0 Wrong = 0
C2H4
    C4H6
  C4H8
   C5H10
1ρ +2π
    2ρ  + 2π
      3ρ 
     3π
2-Methy1-4-n-propylhexane
2-n-propy1-4 methylhexane
4-Ethy-6methylheptane
2-Methy1-4ethylheptane
CH3CH2OH 
   CH3COOH
CH3CHO  
CH3-O-CH3
   C6H6+C6H5COOH
   C6H5ONa + C6H5COOH
   C6H5OH + C6H5COONa   
C6H5ONa + C6H5COCl 
HCl
   CCl4 
  H2O    
CsF
Na, K
Co , Ni
Kr, Xe
O,S
an alkali metal
an s-block element
a transition element
Cr3+ 
Mn3+
 Ni2+
  Fe3+
  [Cu(H2O)4]2+ 
   [Cu(OH)4]2+
  [Cu(NH3)4]2+
  [Cu(NH3)2]2+
1s22s22p3
   1s2 2s22p4  
 1s22s22p63s1 
   1s2 2s2 2p63s23p1
  SO32- 
    SO42-
  S4O62-
  S2O8-2
   CO2
   SiO2
  SnO2    
CaO 
     4.0 ×10-5
  4.0 × 10-6
1.6 × 10-10
                 1.6 ×10-9      
 H2(g)  + Br2(g)2HBr(g)     
 C(s) + 2N2O(g)CO2(g) + 2N2(g) 
NH4Cl(s) NH3(g) +HCl(g) 
CO(g) + 2H2(g) CH3OH(g) 
[A] vst
-d[A]dt vst   
  log[A] vst   
      -d[A]dtvst [A]
Zn(s) |Zn2+(aq) | | H+(a=1) | H2 (1 atm) | pt 
H+(a=1) | H2 (1atm) | pt | | Zn(s) | Zn2+(aq) 
H+ (a=1) | H2(1 atm) | pt | | Zn2+(aq) | Zn(s) 
Zn2+(aq) | Zn(s) || H+(aq) | H2(1 atm) |pt
৩৬০
3600
      36 × 106
   36 ×106
28 g N2
        4 gH2    
  17 g NH3 
        4g He 
CH3-CH2_OH
CH3-C|CH3-OH        CH3
CH|CH3-OHCH3
    H3C-|CH3CH|CH3-CH-OH
CH3COCH3  
CH3COCl
   CH3CONH2
      CH3COOH 
CFC
NO2
CO2
CH4
E. Rutherford
J. Chadwick
J. Thomson
H. Yukawa
Propyl alcohol
Butyl alchhol
Isopropyl alcohol
AmylAmyl alcohol

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