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The metallic character of the element decreases moving across a period from left to the right. - Science and Technology 1

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The metallic character of the element decreases moving across a period from left to the right.

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The metallic character of the element decreases moving across a period from left to the right- Right

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पाठ 2: Periodic Classication of Element - Right or Wrong sentence

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एससीईआरटी महाराष्ट्र Science and Technology 1 [English] 10 Standard SSC
पाठ 2 Periodic Classication of Element
Right or Wrong sentence | Q 16

संबंधित 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 B would have ______ metallic character than A.


Answer the following in respect of element `31/15 P `

What is its valency?


Explain the following:

Group 17 elements are strong non-metals, while group 1 elements are strong metals.


How do the following change on moving from left to right in a period of the periodic table?
Give examples in support of your answer.

Nature of oxides of the elements ?


Among the elements of the second period, Li to Ne, pick out the element that is the most reactive metal


In the third period, which is the most metallic and most non-metallic element?


Explain
Group 17 elements are non-metals, while group 1 elements are metals.


Select the correct answer
Configuration of an element is 2, 8, 1. Which of the following statement is true?


Copy and complete the following sentence choosing the correct word or words from those given below, at the end of the sentence:
The element at the bottom of a group would be expected to show ______ metallic character than the element at the top.


Within a group, where would you expect to find the element with the greatest metallic character.


Identify the metallic oxide which is amphoteric in nature.


The tendency of an element to form cation is the _______ character of that element.


Write an Explanation.

Electropositivity


Write scientific reason.

The non-metallic character increases while going from left to right in a period.


A metal ‘M’ is in the first group of the Periodic Table. What will be the formula of its oxide?


The metal which is hard and has a high melting point and used in filaments of electrical bulbs is ______


The lightest liquid metal is ______ 


An element has atomic number 17. To which group, the period does it belong? It is metal or non-metal? 


Arrange:

Be, Li, C, B, N, O, F (in increasing metallic character).


The given table shows elements with the same number of electrons in its valence shell.

Elements A B C
m.p. 63.0 180.0 97.0

Arrange them in order of increasing metallic character.


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