Answer:
B. Na and Li
Both are group I elements.
A. 2-Fluoro-3-Chlorohexane
B. 1-Bromo-2-Chloro-3-Fluorocyclopentane
C. 4-ethyl-5-methylhexane
D. 2,4,5-trimethylheptane
Answer:
3rd statment
Explanation:
ray 1 and 2 are same vertical line
Answer:
Increased use of resources
Additional waste produced
More construction
Cutting down trees
