मराठी

In Period 3 of the Periodic Table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the option to complete the following statement: - Chemistry

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प्रश्न

In Period 3 of the Periodic Table, element B is placed to the left of element A. On the basis of this information, choose the correct word from the option to complete the following statement:

The element A would probably have ______ electron affinity than B.

पर्याय

  • lesser

  • higher

MCQ
रिकाम्या जागा भरा

उत्तर

The element A would probably have higher electron affinity than B.

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Periodic Properties - Electron Affinity
  या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
2017-2018 (March) Set 1

संबंधित प्रश्‍न

Draw an electron dot diagram to show the formation of each of the following compounds:

Methane

[H = 1, C = 6, Mg = 12, Cl = 17]


Element X is a metal with a valency 2, Y is 3 non- metal with a valency 3.

1) Write an equation to show how Y from an ion.

2) If Y is a diatomic gas, write an equation for the direct combination of X and Y to form a compound.


Choose the correct answer from the options given below:

If an element A belongs to Period 3 and Group II, then it will have

A. 3 shells and 2 valence electrons

B. 2 shells and 3 valence electrons

C. 3 shells and 3 valence electrons

D. 2 shells and 2 valence electrons


Electron affinity values generally _______ across the periods left to right and ______ down the group top to bottom.


Give reason:

Electronegativity of chorine is higher than Sulphur?


A, B, C are three elements in which B is an inert gas other than helium.With this information complete the following table.

Element Atomic number No. of electrons in the valence shell Group to which the element belongs
A Z - 1    
B Z    
C Z + 1    

Also, explain the following : Electron affinity of element A is more than that that of element C.


State whether the following statement is true or false
The elements with higher electron affinity have higher ionization potential.


Among the Period 2 elements, the element which has high electron affinity is


On descending a group, ______ in ionisation potential as well as electron affinity ______ oxidising capacity.


The electron affinity of an element X is greater than that of element Y.

How is the electronegativity of X likely to compare with that of Y?


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