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UifAvnVZKJCXl2fRWUDDnmVPEbLZCQ8LGlLh55xAPQGThQPsH23JkiUWDwPqTXt4xvY45GGBNhVe5gTqCZhkJmBtYUC9eQ/P2JuG7BVTHhZok+FlTsBE4YA1hgHancvCgvPnz+PYsWN8tUAbDi+3agJGhwPsH8sawwDtXmVhAXs1li1d8oMT4ATqCRgVDrAwYNCgQQgMDERycnK9VCs942GBlXYMV8uiBIxyArYQBmjT5WGBNhFebu0EDA4HbCUM0O5gHhZoE+Hl1k7AoJkA27iDvRtgK2GAdifXhQWnTp3SbD2l/TkvcwKtiYBBToD9uLZq1SqreihI306bPn06CgoK+GqBvuD4/XZHQO9w4Pbt21i6dCkSExOt5qlAQ3qFhQXFxcUaOwypz+twAvZCwKCZQFZWFvr06WPzDM6dO4egoCC0jlwFNt9d3AAzETDICZhJFy6WE+AELECg2d0PREUedm43PimjBWxr3KSoQN7O7TilkEIqqEA+4Rg/wh9yoRxZP+1CQbUMEkEFiX8EIod11OQTaCyAlzgBOyXQ1HZDja/VGpmUsbE0S5ZqK3MoLlRCrhEb6Wp13f5PAtWUHaWYYFC7Cal0U1l33ZKa8rY5gZYj0OxMgCUp8uhseFJGa/KdMo/OCPZzR7sOAfD+Y7dXCZy8ghDi7QLPoG7wkuv9W6k1mch14QT0JsBHvN7IeAVOwL4I6DATeGSwQUkZrRGWgLsHVmLB7GQ4y2SQQIS6tgqFBUo0yv1pjapznTgBMxDQ3QkYlJTRDBobLVKK9mFRSEga0iAddSlS8lOx1GjZXAAnYHsEeDhge33GNeYETEpARyegW1JGk2pmJmEsySd7BbrxwewjiE2kum58Hy9xAvZHoFknICrOYcvaZOQr7+PY+nVIu1yjoSBUZOGH+BQUCRXY920S9mplXbU6VKIC57asRXK+EvePrce6tMvQWCJUIOuHeKQUCajY9y2S9mplp7U6Q7hCnIBpCfAnBk3Lk0vjBGyOQLMzAZuziCvMCXACehHgTkAvXPxmTsD+CHAnYH99yi3iBPQiwJ2AXrj4zZyA/RHgTsD++pRbxAnoReB/DKDdiXXmLVUAAAAASUVORK5CYII=" />
<p>a. H+, Br–
b. H+, CH2 =CH2
c. +CH2CH3, Br–
d. HBr, Br–
e. CH2=CH2, Br– </p>