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Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - JEE MCQ


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3 Questions MCQ Test 35 Years Chapter wise Previous Year Solved Papers for JEE - Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced

Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced for JEE 2024 is part of 35 Years Chapter wise Previous Year Solved Papers for JEE preparation. The Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced questions and answers have been prepared according to the JEE exam syllabus.The Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced MCQs are made for JEE 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced below.
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Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - Question 1

The statements that are true for the long form of the periodic table are : (1988 - 1 Mark)

Detailed Solution for Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - Question 1

(a) Incorrect Electrons are not filled in sub-energy levels s, p, d and / in the same sequence.

(b) Correct Number of valence shell electrons usually determine the stable valency state of an element.

(c) Correct Physical and chemical properties of elements are periodic function of atomic number which is the basis of modem, long form of periodic table

(d) Correct Relative ionicity of the bond between any two elements is function of electronegativity difference of the bonded atoms which in turn has periodic trend in long form of periodic table.

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Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - Question 2

Sodium sulphate is soluble in water whereas barium sulphate is sparingly soluble because : (1989 - 1 Mark)

Detailed Solution for Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - Question 2

TIPS/Formulae : For dissolution,  Hydration energy > Lattice energy.
BaSO4 is sparingly soluble in water because its hydration energy is lesser than the lattice energy and thus ions are not separated from each other. On the contrary in Na2SO4, the hydration energy is more than its lattice energy. Thus ions are separated from each other and pass in solution state.

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Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - Question 3

Ionic radii of (1999 - 3 Marks)

Detailed Solution for Test: MCQs (One or More Correct Option): Classification of Elements & Periodicity in Properties | JEE Advanced - Question 3

Higher the (+) charge, smaller will be radii.

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