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Introduction to Alkaline Earth Metals

Electronic co...

Question

Electronic configuration of chalcogens in their outermost orbit is

A

s^{2} p^{3}

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B

s^{2} p^{5}

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C

s^{2} p^{4}

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D

s^{2} p^{6}

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Solution

The correct option is A $s^{2} p^{3}$
Chalcogen belongs to oxygen family so it has $s^{2} p^{4}$ electronic configuration.

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Similar questions

Q. The electronic structure of four elements a, b, c, d respectively are:
(a) 1

s^{2}

s^{2}

s^{2}

p^{2}

s^{2}

s^{2}

p^{5}

s^{2}

s^{2}

p^{6}

The tendency to form eIectrovalent bond will be largest in :

{(1 + x)}^{n} = P_{0} + P_{1} x + P_{2} x^{2} + . . . + P_{n} x^{n}

\frac{p_{0} - p_{2} + p_{4} - p_{6} + . . .}{p_{1} - p_{3} + p_{5} - p_{7} + . . .} = ?

Q. P₁ and P₂ are the poles of bar magnet-A, P₃ and P₄ are the poles of bar magnet-B, P₅ and P₆ are the poles of bar magnet-C as shown below.

नीचे दर्शाए अनुसार छड़ चुम्बक-A के ध्रुव P₁ तथा P₂ हैं, छड़ चुम्बक-B के ध्रुव P₃ तथा P₄ हैं तथा छड़ चुम्बक-C के ध्रुव P₅ तथा P₆ हैं।

If the interaction between poles P₁ and P₆ is repulsive and that between P₂ and P₄ is attractive, then the interaction between pole P₃ and P₅ will be

यदि ध्रुवों P₁ तथा P₆ के मध्य अन्योन्यक्रिया प्रतिकर्षी है तथा P₂ व P₄ के मध्य अन्योन्यक्रिया आकर्षी है, तब ध्रुवों P₃ तथा P₅ के मध्य अन्योन्यक्रिया होगी

Q. An experiment results in four possible out comes

S_{1}, S_{2}, S_{3} & S_{4}

with probabilities

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, respectively. Which one of the following probability assignment is possible
[Assume

S_{1}, S_{2}, S_{3}, S_{4}

are pair wise exclusive]

Q. Select the correct statement(s).

(I)

Polarisability of

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S e^{2 -}

(I I)

Polarisability of

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(I I I)

Polarisability of

S^{2 -}

P^{3 -}

(I V)

Polarisability of

O^{2 -}

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