Answer and Explanation:
The journal entries are shown below:
On May 1
Cash $840,000 
 To 4% Bonds Payable $840,000 
(Being the issued of the face value is recorded) 
On Nov 1 
Interest Expense $16,800 
 To Cash A/c $16,800 
(Being the interest expense is recorded)
The computation is shown below: 
= $840,000 × 4% × 6 months ÷ 12 months 
= $16,800 
On Dec 31 
Interest Expense $5,600 
 To Interest Payable $5,600 
(Being the accrued interest is recorded)
The computation is shown below: 
= $840,000 × 4% × 6 months ÷ 12 months 
= $5,600