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LEARNING EXERCISE 5 Sharpen Your S Name: Score: Date: Identification Direction: Write your answers on the blanks provided: 1. The general formula of alkanes is CnHon+2. Therefore, the general formula for alkyl group is 2. Alkanes have slight reactivity towards common reagents. They are sometimes called as 3. Straight chain alkane has n- as its prefix. Prefix n- stands for 4. Cycloheptane has 7 carbon atoms. There are H atoms in the formula. puborg 5. Halogenation and are the reactions of alkanes. CH3CH2CH2CH2CH3 (n-pentane) when treated with Cl2 will yield 3 different products. The IUPAC names of the products are 6. 7 . and 8. 9. Hydrocarbons are composed of carbon and elements. 10. The n-hexadecane have _C atoms and 11. H atoms. 12. Compounds having similar molecular formulas but different structures are called 13. A series in which each member differ from the next member by a constant amount is called 14. In writing TUPAC names, numbers are separated by 15. The is considered to be the parent compound of organic chemistry. Ma. Lourdes C. Alvarez College of Science, UEP