(Solved): 2) Which of the following is the condensed structural formula for 3-heptene?(1mark) A) CH3CH=CH ...

2) Which of the following is the condensed structural formula for 3-heptene?(1mark) A) $$\mathrm{CH}3?\mathrm{CH}=\mathrm{CH}?\mathrm{CH}2?{\mathrm{CH}}_2?\mathrm{CH}3$$ B) $${\mathrm{CH}}_3?\mathrm{CH}2?\mathrm{CH}=\mathrm{CH}?\mathrm{CH}2?{\mathrm{CH}}_3$$ C) $$\mathrm{CH}3?\mathrm{CH}=\mathrm{CH}?\mathrm{CH}2?\mathrm{CH}2?\mathrm{CH}2?\mathrm{CH}3$$ D) $$\mathrm{CH}3?\mathrm{CH}2?\mathrm{CH}=\mathrm{CH}?\mathrm{CH}2?\mathrm{CH}2?\mathrm{CH}3$$ E) none of the above 3) Which of the following is the condensed structural formula for 3-nonyne? (1mark) A) $$\mathrm{CH}?\mathrm{CH}?\mathrm{C}=\mathrm{C}?\mathrm{CH}2?\mathrm{CH}?\mathrm{CH}?\mathrm{CH}3$$ B) $$\mathrm{CH}3?\mathrm{CH}2?\mathrm{CH}2?\mathrm{CH}2?\mathrm{C}=\mathrm{C}?\mathrm{CH}2?\mathrm{CH}3$$ C) $$\mathrm{CH}3?\mathrm{CH}2?\mathrm{C}?\mathrm{C}?\mathrm{CH}2?\mathrm{CH}2?{\mathrm{CH}}_2?\mathrm{CH}2?\mathrm{CH}3$$ D) $$\mathrm{CH}3?{\mathrm{CH}}_2?{\mathrm{CH}}_2?\mathrm{CH}2?\mathrm{C}=\mathrm{C}?{\mathrm{CH}}_2?{\mathrm{CH}}_2?{\mathrm{CH}}_3$$ E) none of the above 5) Write the balanced reactions for the complete combustion of the first three members of the alcohol class of organic compounds ( 6 points). Methanol Ethanol Propanol