EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 3 - Classification of Elements and Periodicity in Properties>TS EAMCET 2018 (04-May Shift-1)>Q 3

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Covalent bond length of a chlorine molecule is $1.98 \overset{o}{A}$ . Covalent radius (in $\overset{o}{A}$ ) of chlorine atom is _________

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Important Questions on Classification of Elements and Periodicity in Properties

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 3 - Classification of Elements and Periodicity in Properties>TS EAMCET 2019 (03-May Shift-2)>Q 4

Among the isoelectronic ions

(O^{2 -}, N^{3 -}, {Mg}^{2 +}, {Na}^{+}),

the ions with the least and the highest ionic radius are, respectively

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 3 - Classification of Elements and Periodicity in Properties>TS EAMCET 2021 (04-Aug Shift-2)>Q 5

The general formula of the compounds formed when group

13

elements (A) reacts with group

16

elements (B) is

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 3 - Classification of Elements and Periodicity in Properties>TS EAMCET - 5 August 2021 Shift 1>Q 6

Starting from the

1^{st},

the successive ionization potentials of an element are respectively

5.98, 18.8, 28.4, 120.1, 154 eV .

The element is

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EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR CHEMISTRY>Chapter 3 - Classification of Elements and Periodicity in Properties>TS EAMCET - 5 August 2021 Shift 2>Q 7

The neutral oxide among the following is