Multiple Choice
Which statement about electrons is true?
A) Electrons are found in the nucleus of the atom.
B) Electrons are attracted to negatively charged electrodes.
C) All atoms have electrons as part of their structure.
D) Electrons have much more mass than any atom.
E) Electrons are positively charged.
Correct Answer:
Verified
Correct Answer:
Verified
Q21: Which element is highly reactive?<br>A) Cu<br>B) Kr<br>C)
Q22: The Millikan oil drop experiment was used
Q23: Match the following:
Q24: Does the metric system of measurement have
Q25: <sup>14</sup>O, <sup>16</sup>O, <sup>18</sup>O are called _.
Q27: How many grams of carbon (C) contain
Q28: There are _ millimeters in a centimeter.<br>A)
Q29: Which metric prefix means 1000?<br>A) pico<br>B) micro<br>C)
Q30: Calculate the number of grams in 0.928
Q31: The metric prefix _ means one millionth.