CHEM 1011 MIDTERM CERTIFICATION PREPARATION 2026 REVIEW SHEET SOLVED QUESTIONS GUARANTEED PASS

CHEM 1011 MIDTERM CERTIFICATION
PREPARATION 2026 REVIEW SHEET SOLVED
QUESTIONS GUARANTEED PASS


◉ The two "jobs" (or functions) of zero are.
Answer: 1) place holder/leading zero
2) significant figure


◉ multiplying and dividing.
Answer: When _________ significant figures, you should retain the
least amount of significant figures.


◉ element.
Answer: The most basic form of matter that exists under ordinary
conditions is an ___.


◉ 273K.
Answer: The freezing point of water is ___.


◉ Factor Label Method.

, Answer: The _______ converts a measurement of one unit to another
by the use of conversion factors.


◉ JJ Thompson.
Answer: This scientist discovered that electrons had a (-1) charge.


◉ Mass number.
Answer: Which of the following is the term for the following
definition: "___ is the total number of nucleons."


◉ anion.
Answer: An ___ is an ion with a negative charge.


◉ cation.
Answer: A ___ is an ion with a positive charge.


◉ The Gold Foil Experiment.
Answer: The "________" states that there is a small hard core in an
atom containing most of the mass of the atom and all of the positive
charge.


◉ nucleus.
Answer: The ___ of an atom is composed of nucleons.