Multiple Choice
In which of the following atoms is the 3s orbital closest to the nucleus?
A) S
B) Po
C) Te
D) Se
E) P
Correct Answer:
Verified
Correct Answer:
Verified
Q95: Which periodic table group contains only nonmetals?<br>A)8A<br>B)2A<br>C)6A<br>D)7A<br>E)5A
Q96: The element in the periodic table that
Q97: _ is isoelectronic with helium.<br>A)H<sup>-</sup><br>B)H<sup>+</sup><br>C)H<br>D)B<sup>3-</sup><br>E)N<sup>3-</sup>
Q98: Of the choices below,which gives the order
Q99: 2F<sub>2</sub> (g)+ 2H<sub>2</sub>O (l)→ _<br>A)2HF (aq)+ 2HFO
Q101: Which group 6A element is a metal?<br>A)tellurium
Q102: Which equation correctly represents the third ionization
Q103: Write a balanced equation for the reaction
Q104: A tin atom has 50 electrons.Electrons in
Q105: The atomic radius of main-group elements generally