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Class 10 Class 12

રસાયણિક ગતિકી

$bold 2 bold A bold space bold plus bold space bold B bold space bold rightwards arrow bold space bold 2 bold C bold space bold plus bold space bold 4 bold D$ àª®àª¾àª‚ àª¡ àª¨àª¾ àª‰àª¤à«àªªàª¾àª¦àª¨àª¨à«‹ àªµà«‡àª— 1.6 ×10^-3Ms^-1 àª›à«‡. àª† àªªà«àª°àª•à«àª°àª¿àª¯àª¾ àª®àª¾àªŸà«‡ àª¨à«€àªšà«‡àª¨àª¾ àªªà«ˆàª•à«€ àª•àª¯à«àª‚ àªµàª¿àª§àª¾àª¨ àª¸àª¾àªšà«àª‚ àª›à«‡ ?

$negative 1 half fraction numerator straight d left square bracket straight A right square bracket over denominator dt end fraction equals space 1.6 space 10 to the power of negative 3 end exponent Ms to the power of negative 1 end exponent$
$fraction numerator straight d left square bracket straight C right square bracket over denominator dt end fraction equals space 8.0 space cross times 10 to the power of negative 4 end exponent Ms to the power of negative 1 end exponent$
$negative fraction numerator straight d left square bracket straight B right square bracket over denominator dt end fraction space equals space 3.2 space cross times space 10 to the power of negative 3 end exponent Ms to the power of negative 1 end exponent$
àª†àªªà«‡àª² àªªà«ˆàª•à«€ àªàª• àªªàª£ àª¨àª¹à«€

નીચેનામાંથી સમયનો કયો એકમ ધરાવતી પ્રક્રિયા સૌથી ઝડપી હશે ?

પિકો સેકન્ડ
માઇક્રો સેકન્ડ
ફેમટો સેકન્ડ
નેનો સેકન્ડ

ફેમટો સેકન્ડ

$bold plus bold 1 over bold 3 fraction numerator bold d bold left square bracket bold Br subscript bold 2 bold right square bracket over denominator bold dt end fraction bold space bold equals bold space bold minus bold space fraction numerator bold d bold left square bracket bold BrO subscript bold 3 to the power of bold minus bold right square bracket over denominator bold dt end fraction bold space bold equals bold space bold minus bold 1 over bold 5 fraction numerator bold d bold left square bracket bold Br to the power of bold minus bold right square bracket over denominator bold dt end fraction bold space bold equals bold space bold minus bold 1 over bold 6 fraction numerator bold d bold left square bracket bold H to the power of bold plus bold right square bracket over denominator bold dt end fraction bold space$ પ્રક્રિયાવેગ ધરાવતી પ્રક્રિયાનું સંતુલિત સમીકરણ .....

$BrO subscript 3 to the power of minus subscript left parenthesis aq right parenthesis end subscript space plus space 5 Br to the power of minus subscript left parenthesis aq right parenthesis end subscript space plus space 6 straight H subscript left parenthesis aq right parenthesis end subscript space rightwards arrow space 3 Br subscript 2 left parenthesis aq right parenthesis end subscript$
$BrO subscript 3 to the power of minus subscript left parenthesis aq right parenthesis end subscript space plus space 5 Br to the power of minus subscript left parenthesis aq right parenthesis end subscript space plus space 6 straight H subscript left parenthesis aq right parenthesis end subscript space rightwards arrow space 3 Br subscript 2 left parenthesis aq right parenthesis end subscript space plus space 3 straight H subscript 2 straight O subscript left parenthesis 1 right parenthesis end subscript$
$Br subscript 2 left parenthesis aq right parenthesis end subscript space plus space BrO subscript 3 to the power of minus subscript left parenthesis aq right parenthesis end subscript space rightwards arrow space 5 Br to the power of minus subscript left parenthesis aq right parenthesis end subscript space plus space 6 straight H subscript left parenthesis aq right parenthesis end subscript$
આપેલ પૈકી એક પણ નહી

............. રક્રિયા વેગ ઉપર અસરકર્તા નથી ?

પ્રક્રિયકોની ભૌતિકસ્થિતિ
પ્રક્રિયાનો ΛH
પ્રક્રિયાપાત્રનું કદ
પ્રક્રિયકોનો જથ્થો

દીવાસળીની સળી નીચેના પૈકી કઈ પરિસ્થિતિમાં ઝડપથી સળગે છે ?

100 % O₂ધરાવતી બરણીમાં
હવામાં (21 %)
શુન્યાવકાશમાં
He ના વાતાવરણમાં

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