Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 2

EASY

KVPY Aptitude Test - Stream SA

IMPORTANT

Earn 100

Among $Li, Be, N$ and $F$ the element having the largest atomic radius is :

62.5% studentsanswered this correctly

Important Questions on Periodic Table & Periodicity

EASY

KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 3

Li

metal is a better reducing agent than

Na

metal because:

EASY

KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 4

Atomic radii of alkali metals follow the order:

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KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 5

The atomic radii of the elements across the second period of the periodic table,

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KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 6

Among the following, the most basic oxide is:

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KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 7

The order of reactivity of

K, Mg, Au

and

Zn

with water is:

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KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 8

Among the following, the set of isoelectronic ions is:

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KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 9

The first ionisation enthalpies for three elements are

1314, 1680

and

2080 kJ {mol}^{- 1}

, respectively. The correct sequence of the elements is:

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KVPY Aptitude Test - Stream SA

IMPORTANT

Practice Book for KVPY Aptitude Test - Stream SA Chemistry>Chapter 8 - Periodic Table & Periodicity>KVPY PROBLEMS (PREVIOUS YEARS)>Q 10

Two elements,

X

and

Y

, have atomic numbers

33

and

17

respectively. The molecular formula of a stable compound formed between them is: