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આલ્કોહોલ ફિનોલ અને ઇથર સંયોજનો

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રસાયણ વિજ્ઞાન ધોરણ 12 સેમેસ્ટર 3

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રસાયણ વિજ્ઞાન

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તૃતીયક આલ્કોહોલનું સામાન્ય સૂત્ર કયું છે ?

  • CH subscript 3 OH
  • left parenthesis CH subscript 3 right parenthesis subscript 2 COH
  • left parenthesis CH subscript 3 right parenthesis subscript 3 COH
  • CH subscript 2 CH subscript 2 OH

C.

left parenthesis CH subscript 3 right parenthesis subscript 3 COH

નીચેના પૈકી કયો પદાર્થ રિડક્શનકર્તા છે ?
  • પોટૅશિયમ પરમૅંગેનેટ

  • લિથિયમ ઍલ્યુમિનિયમ હાઇડ્રૉઇડ

  • ક્રોમિક ઍસિડ

  • પિરિડિનિયમ ક્લોરો ક્રોમેટ


B.

લિથિયમ ઍલ્યુમિનિયમ હાઇડ્રૉઇડ





(5) CH subscript 3 COOCH subscript 2 CH subscript 3 space rightwards arrow from left parenthesis ii right parenthesis space straight H subscript 2 straight O to left parenthesis straight i right parenthesis space LiAlH subscript 4 of space 2 straight C subscript 2 straight H subscript 5 OH

(6)
 4 CH subscript 3 minus CH subscript 2 minus CO minus CH subscript 3 space rightwards arrow from straight H subscript 2 straight O to NaBH subscript 4 of space 4 CH subscript 3 minus CH subscript 2 minus CH space minus space CH subscript 3
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space vertical line
space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space OH space space space

(7) 
3 CH subscript 3 minus CH subscript 2 minus CH minus CH subscript 2 minus OH space rightwards arrow with PBr subscript 3 space on top space 3 CH subscript 3 space minus space CH subscript 2 space minus space CH space minus space CH subscript 2 space minus space Br
space space space space space space space space space space space space space space space space space space space space space space space space space space space space vertical line space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space vertical line
space space space space space space space space space space space space space space space space space space space space space space space space space space space CH subscript 3 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space CH subscript 3 space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space space





નીચેના પૈકી કયો ક્રમ ઉત્કલનબુંદુ માટે સાચો છે ?

  • ક્લોરોઇથેન<ઇથેન<ઇથેનોલ
  • ઇથેન<ક્લોરોઇથેન<ઇથેનોલ

  • ઇથેન>ક્લોરોઇથેન>ઇથેનોલ


C.

ઇથેન>ક્લોરોઇથેન>ઇથેનોલ


આલ્કોહોલનું સામાન્ય સૂત્ર કયું છે ?
  • straight R subscript 1 minus straight O minus straight R subscript 2
  • Ar-OH

  • R-OH

  • Ar-O-Ar


C.

R-OH