Which of the following have greater ${\mathrm{Z}}_{\mathrm{eff}}$ than $\mathrm{Zn}:$

Important Questions on Classification of Elements and Periodicity in Properties

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 34

Which of the following is/are correct regarding oxidation state of elements in their compounds:

MEDIUM

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 35

Which of the following elements have $+3$ as most popular oxidation state?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 36

Which of the following show non-zero multiple oxidation state?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 37

Which of the following pairs of elements show similar set of oxidation state?

HARD

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 38

Which of the following elements have their lower oxidation state as more stable oxidation state.

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 39

Which is/are the correct order/s of atomic radius?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 40

Which is/are the correct order/s of atomic radius?

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IMPORTANT

Alpha Question Bank for Engineering: Chemistry>Chapter 13 - Classification of Elements and Periodicity in Properties>Exercise-2>Q 41

Which of the following orders is(are) correct for size.