The negation of the statement "All students will pass" is "Some students will not pass."
Among the options you provided:
- None of these is not the correct negation.
- Some students will not pass is the correct negation.
- No students will pass is too strong of a statement and does not accurately negate the original statement.
- Some students will pass is not the correct negation.
- All students will pass is the original statement and not its negation.
Therefore, the correct answer is: Some students will not pass.