## CLASSIFICATION OF ELEMENTS AND PERIODICITY IN PROPERTIES Quiz-16

JEE Advanced is a high level exam that checks your concept by putting various types of questions. The questions are in a different format from JEE mains.m, herein the questions are : single correct multiple choice questions, multiple correct multiple choice questions, statement based questions and comprehension type questions.

Q1. Pick out the property which is not shown by transition elements
•  The atomic size of Al>Mg
•  The atomic size of Al
•   Al has one unpaired electron in p-orbital
•   The atomic number of Al>Mg
Solution. (c)

Q2.The ions O^(2-),F^-,Na^+,Mg^(2+) and Al^(3+) are isoelectronic. Their ionic radii show
•  Same as that of oxygen
•  Less than that of oxygen
•  Greater than that of oxygen
•   None of the above
Solution.
(a)

Q3.  Select the correct statement.
•   S, Si, P
•  P, S, Si
•   S, P, Si
•  P, Si, S
• Solution. (d)
Q4.  Which set does not show correct matching?
•  Be^+
•  Be^(2+)
•  Be^(3+)
•  Be^0
Solution (b)
Q5. The basic character of hydrides of group 15 (VA) is in which of the following order?
•  A basic solution
•   An acidic solution
•  A hydride ion
•   Protons
Solution  (b)

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