Name the following compounds according to the IUPAC system of nomenclature:
i. `CH_(3)CH(CH_(3))CH_(2)CH_(2)CHO`
ii. `CH_(3)CH_(2)COCH(C_(2)H_(5))CH_(2)CH_(2)Cl`
iii. `CH_(3)CH=CHCHO`
iv. `CH_(3)COCH_(2)COCH_(3)`
v. `CH_(3)CH(CH_(3))CH_(2)C(CH_(3))_(2)COCH_(3)`
vi. `(CH_(3))_(3)C CH_(2)COOH`
vii. `OHC C_(6)H_(4)CHO-p`

Explanation

(i) 4-Methyl pentanal
(ii) 6-Chloro-4-ethylhexan-3-one
(iii) But-2-en-l-al
(iv) Pentange-2,4-dione
(v) 3,3,5-Trimethyl-hexan-2-one
(vi) 3,3-Dimethyl butanoic acid
(vii) Benzene- 1, 4-dicarbalehyde