Classification of Elements and Periodicity in Properties
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The incorrect statement among the following is (a) the first ionization potential of Al is...
By Deepak Rock, 4 years ago
replies 1
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374
The decreasing order of the ionization potential of the following elements is
By Deepak Rock, 4 years ago
replies 1
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393
An element X occurs in short period having configuration ns^2np^1. The formula and nature ...
By Deepak Rock, 4 years ago
replies 1
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235
Elements X, Y and Z have atomic numbers 19, 37 and 55 respectively. Which of the following...
By Deepak Rock, 4 years ago
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339
Which of the following arrangements represents the increasing order (smallest to largest) ...
By Deepak Rock, 4 years ago
replies 1
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343
Which of the following series correctly represents relations between the elements from X t...
By Shivani siva, 4 years ago
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294
An element of atomic weight 40 has 2, 8, 8, 2 as the electronic configuration. Which one o...
By Shivani siva, 4 years ago
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240
The correct order of acidic strength : (a) Cl2O7 > SO2 > P4O10 (b) K2O > CaO > MgO
By Shivani siva, 4 years ago
replies 1
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