What is the iupac name of what is the iupac name of ch3 - ch3 - ch- ch2- ch2-ch3?

2-methylpentane

Explanation:

ch3 - ch3 - ch- ch2- ch2-ch3

           H      

     H   C   H   H   H   H

H - C - C - C - C - C - C - H

     H   H   H   H   H   H

C6H14

Longest chain of C is 5 so Pent

Methyl group on 2nd carbon

So it's 2-methylpentane

answer: -

reaction:

na + cl ⇌ nacl

balanced chemical equation:

na + 2cl ⇌ nacl2

sodium + clorine goes to form sodium chloride (table salt).

the product is nacl2.

and the reactants are na and cl.

(note: if you don’t know what ⇌ means, read below: -

⇌(double head arrow) means reversible reaction).