Multiple Choice
Which statement is not correct?
A) Electrons have a negative electrical charge.
B) Protons have a positive electrical charge.
C) Neutrons do not have an electrical charge.
D) In an atom, the interaction between electrons and protons is attractive.
E) In an atom, the interaction between electrons and neutrons is repulsive.
Correct Answer:
Verified
Correct Answer:
Verified
Q18: Elements 21-30 are known as _<br>A)alkaline earths.<br>B)chalcogens.<br>C)halides.<br>D)transition
Q19: Titanium forms different ionic oxides. One, TiO<sub>2</sub>,
Q20: What is the correct name for FeCl<sub>3</sub>?<br>A)iron(III)
Q21: Nitrogen and oxygen combine to form several
Q22: Identify the letter of the group that
Q24: Give an example of a metalloid (a.k.a
Q25: Hypochlorous acid has the formula _<br>A)HClO<sub>4</sub>.<br>B)HClO<sub>3</sub>.<br>C)HClO<sub>2</sub>.<br>D)HClO.<br>E)H<sub>2</sub>ClO<sub>2</sub>.
Q26: The emission of a <span
Q27: Locate each element in the periodic table
Q28: Which one of the following is an