Business Law and the Regulation of Business 11th Edition by Richard Mann, Barry Roberts

Exercise 16

For the balance due on the purchase of a tractor, Henry Brown executed and delivered to Jane Jones his promissory note containing the following language:
On January 1, 2013, I promise to pay to the order of Jane Jones the sum of $7,000 to be paid only out of my checking account at the XYZ National Bank of Pinckard, Illinois, in two installments of $3,500 each, payable on May 1, 2013, and on July 1, 2013, provided that if I fail to pay the first installment on the due date, the entire sum shall become immediately due.
(Signed) Henry Brown
Is the note negotiable? Explain.