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Gujarati JEE Chemistry : ઓક્સિજનયુક્ત કાર્બનિક સંયોજનો

Multiple Choice Questions

111.

C₆H₅CHO
C₆H₅OH
C₆H₅CH₂MgBr
C₆H₅MgBr

112.

113.

CH₃ - CH₂COOH

114. નીચે પૈકી કયા પદાર્થના જળવિભાજનથી બેન્ઝોઈક ઍસિડ બનાવી શકાતો નથી ?

સિનાઈલ સાયનાઈડ
મિથાઈલ બેન્જોએટ
બેન્ઝાઈલ ક્લોરાઈડ
ઈથાઈલ બેન્ઝિન

115. બેન્ઝલ્ડિહાઇડ અને ફોર્માલ્ડીહાઈડનું મિશ્રણ જલીય NaOH (50%) ના દ્રાવન સાથે ગરમ કરતાં .......... આપે છે.

સોડિયમ બેન્ઝોએટ અને મિથાઈલ આલ્કોહૉલ
સોડિયમ બેન્ઝોએટ અને સોડિયમ ફોર્મેટ
બેન્ઝાઈલ અલ્કોહૉલ અને મિથેન
બેન્ઝઈલ આલ્કોહોલ અને સોડિયમ ફોર્મેટ

116. $bold CH subscript bold 3 bold minus bold CH subscript bold 2 bold minus bold CO bold minus bold CH subscript bold 3 bold space bold rightwards arrow with bold CN presuperscript bold minus on top bold space bold x bold space bold rightwards arrow with bold 95 bold percent sign bold space bold H subscript bold 2 bold SO subscript bold 4 on top bold space bold y$ પ્રક્રિયાની નીપજ y કઈ છે ?

$CH subscript 3 space minus space CH space equals space straight C space space space space space space space minus space CN space space space space space space space space space space space space space space space space space space space space vertical line space space space space space space space space space space space space space space space space space space space CH subscript 3$
$space space space space space space space space space space space space space space space space space space space space space space OH space space space space space space space space space space space space space space space space space space space space space space vertical line CH subscript 3 space minus space CH subscript 3 space minus space straight C space space minus space COOH space space space space space space space space space space space space space space space space space space space space space space vertical line space space space space space space space space space space space space space space space space space space space space space CH subscript 3$
$CH subscript 3 space minus space Ch space equals space straight C space space space space space minus space COOH space space space space space space space space space space space space space space space space space space space space vertical line space space space space space space space space space space space space space space space space space space space CH subscript 3$
આપેલ પૈકી એક પણ નહી

CH subscript 3 space minus space Ch space equals space straight C space space space space space minus space COOH 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 CH subscript 3

117. $bold left parenthesis bold CH subscript bold 3 bold right parenthesis subscript bold 3 bold C bold minus bold CHO bold space bold plus bold space bold CH subscript bold 3 bold CH subscript bold 2 bold CHO bold space bold rightwards arrow from bold left parenthesis bold ii bold right parenthesis bold space bold minus bold H subscript bold 2 bold O to bold left parenthesis bold i bold right parenthesis bold space bold OH to the power of bold minus of bold space bold x bold space bold rightwards arrow with bold NaBH on top bold space bold y$ પ્રક્રિયાની નીપજ y કઈ છે ?