Given below are two statements: Statement I : According to Mendeleev periodic law, the…
Chemistry · NEET · NTA Exams — Classification of Elements and Periodicity in Properties
Given below are two statements:
Statement I: According to Mendeleev periodic law, the properties of the elements are a periodic functions of their atomic weights
Statement II: In the present periodic table, periodicity in the properties of elements is related to the periodicity in their atomic number.
In the light of the above statements, choose the most appropriate answer from the options given below:
- Statement I is correct but Statement II is incorrect
- Statement I is incorrect but Statement II is correct
- Both Statement I and Statement II are correct
- Both Statement I and Statement II are incorrect
Answer
(B) Statement I is incorrect but Statement II is correct
Sign up free on Edukali to view the step-by-step worked solution and practice thousands of similar questions.
Related practice questions
- The radius of potassium atom is 0.203 nm. The radius of the potassium ion in nanometer will be:
- With which of the following electronic configuration an atom has the lowest ionisation energy?
- Which of the following elements will form most stable bivalent anion?
- Which one of the following order represents the correct sequence of the increasing basic nature of the given…
- What is the general outer electronic configuration of the coinage metals?
- Given below are two statements: one is labelled as Assertion (A) and the other is labelled as Reason (R)…
- O ( ~g )+2 e ^ - O ^ 2- ( g ) ∆H = 744.7 kJ mol -1 . The positive value of ∆H is due to:
- The correct order of ionic radii of Y 3 + , La 3 + , Eu 3 + and Lu 3 + is:
More Classification of Elements and Periodicity in Properties questions · Browse all practice questions