Question

Fill in the blanks so as to make each of the following statements true :
7. The molecular formula of propanone is
(C3H7OH, CH3COCH 3)
8. The atomic number of an element is 9, then it is in group of the mo
periodic table. (ninth, seventeenth)​

Answer 1

Answer:

7. CH3COCH 3

8. SEVENTEENTH

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