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प्रश्न
Write the name.
The atom having the smallest atomic radius from zero group.
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उत्तर
The atom having the smallest atomic radius from zero group- Helium (He)
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संबंधित प्रश्न
Arrange the following as per the instruction given in the bracket.
Cs, Na, Li, K, Rb (increasing order of metallic character).
Give the trend in metallic character:
(i) across the period left to right
Explain the following:
Metallic character of elements decreases from left to right in a period while it increases in moving down a group.
Complete the following sentences
Moving across a ………….. of the periodic table the elements show increasing ………………..character (group, period, metallic, non-metallic).
The elements at the bottom of a group would be expected to show ______ metallic character than the element at the top.
Which has the maximum metallic character Na, Li or K?
Explain why the following statement is not correct:
All groups contain metals and non metals.
In Period 3, the most metallic element is ______.
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
Which of the following electronic structure is of a metal?
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.
Write the name.
Two elements having two orbits.
The metallic character of the element decreases moving across a period from left to the right.
Electronegativity is the metallic property of an element.
Which of the following set of elements is written in order of their increasing metallic character?
The lightest liquid metal is ______
Choose the odd one out and write the reason:
A group of elements in the periodic table is given below (Boron is the first member of the group and Thallium is the last).
Boron, Aluminium, Gallium, Indium, Thallium
Answer the following question in relation to the above group of elements:
Will the elements in the group to the right of this boron group be more metallic or less metallic in character? Justify your answer.
