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प्रश्न
Electropositivity means _______.
उत्तर
Electropositivity means the tendency of an atom of an element to form cation by losing its valence electrons.
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संबंधित प्रश्न
Choose the word or phrase from the brackets which correctly complete the following statement:
Metals are good ______ (oxidizing agents/reducing agents) because they are electron ______ (acceptors/donors).
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.
Is is metal or non-metal?
Answer the following in respect of element `31/15 P `
What is its valency?
Answer the following in respect of element `31/15 P `
Is it a metal or non - metal
Give the trend in metallic character:
down the group top to bottom.
The elements at the bottom of a group would be expected to show ______ metallic character than the element at the top.
Explain why the following statement is not correct:
All groups contain metals and non metals.
Mg2+, Cu2+, Na1+, H1+ (In the order of preferential discharge at the cathode)
State whether the following statement is true or false
All members of zero group are non metals.
Explain
Group 17 elements are non-metals, while group 1 elements are metals.
Select the correct answer
Which of the following electronic structure is of a metal?
Identify the metallic oxide which is amphoteric in nature.
Match the atomic number with the following:
A metal of valency one.
The tendency of an element to form anion is the ______ character of that element.
Write an Explanation.
Electronegativity
Which of the following set of elements is written in order of their increasing metallic character?
Which of the following metal (s) do not react with water?
Choose the odd one out and write the reason:
Arrange:
Be, Li, C, B, N, O, F (in increasing metallic character).
