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Which of the following is generally true...

Which of the following is generally true. A: Atomic size increases from left to right across a period. B: Ionization potential increases from left to right across a period. C: Electron affinity increases on going down a group. D: Electronegativity increases on going down a group.

A

Atomic size decreases from left to right across a period.

B

Electron affinity decreases on going down a group.

C

Metallic character decreases from left to right across a period.

D

Electronegativity increases on going down a group.

Text Solution

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The correct Answer is:
D
Electronegativity increases on going down a group.
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ICSE-PERIODIC PROPERTIES OF ELEMENTS -QUESTIONS FOR PRACTICE ON EXAMINATION PATTERN (SECTION I (Select the correct answers from the given choices A, B, C, D. Write down only the letter corresponding to the correct answer.))
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  2. With reference to the variation of properties in the periodic table, w...

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  3. Which of the following is true in the periodic table?

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  4. Which of the following is generally true. A: Atomic size increases fr...

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  5. Which electronic configuration corresponds to an alkali metal? 2, 2 ...

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  6. Name an element that has two shells each one of which is completely fi...

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  7. Name an element which has a total of three shells and there are four e...

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  8. Which one of the following has the largest atomic radius? a) lithium b...

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  9. Which element has a total of two shells and there are three electrons ...

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  10. Which one of the following has the smallest atomic radius?

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  11. An element in period 3 whose electron affinity is zero.

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  12. Choose the correct answer An alkaline earth metal .

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  13. Select odd one from the following and justify your answer. F, Cl, B...

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  14. Select odd one from the following and justify your answer. H, Na, L...

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  15. Select odd one from the following and justify your answer. Li, Na, ...

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