Classification of Elements and Periodicity in Properties questions
826 published questions with worked solutions.
- The property of attracting electrons by the halogen atoms in a molecule is called [JCECE 2010]
- Generally, the first ionisation energy increases along a period. But there are some exceptions. One which is not an exception is...
- Ionisation energy in group 1-A varies in the decreasing order as [OJEE 2005]
- Identify the correct order in which the covalent radius of the following elements increases (I) Ti (II) Ca (III) Sc [EAMCET 2005]
- Which of the following is non-metallic?
- Correct order of first ionisation potential among the following elements Be, B, C, N, O is [J & K CET 2003]
- The correct match of contents in Column I with those in column II is Column-I: (A) He, (B) Cl, (C) Ca, (D) Li Column-II: (1) High...
- Highest electron affinity among the following is [BCECE 2008]
- When an electron is removed from an atom, its energy [UP SEE 2003]
- Statement 1: Sulphur atom has higher electron affinity than oxygen. Statement 2: Oxygen is more electronegative than sulphur,...
- Statement 1: Nobel gases have large positive electron gain enthalpy. Statement 2: Electron has the enter the next higher...
- Statement 1: Isoelectronic species are having same number of electrons but different radii. Statement 2: Higher the charge,...
- Statement 1: First ionization energy for nitrogen is lower than oxygen. Statement 2: Across a period effective nuclear charge...
- Statement 1: The first ionization energy of Be is greater than B. Statement 2: 2p-orbitals have lower energy than 2s-orbitals.
- Statement 1: Atomic size of silver is almost equal to that of gold. Statement 2: d-subshell has low penetration power and produce...
- The tenth elements in the Periodic Table resembles with the
- Elements of the same vertical group of the Periodic Table have
- Who developed the long form of Periodic Table?
- Which group of the Periodic Table does not contain only metals?
- In the Modern Periodic Table, elements are arranged
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