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प्रश्न
The metals of Group 2 from top to bottom are Be, Mg, Ca, Sr and Ba. Which one of these elements will form ions most readily and why?
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उत्तर
Ba metal will form ions readily because the ionisation energy decreases down the group as the size increases.
संबंधित प्रश्न
Arrange the elements of second and third periods in increasing order of their atomic size (excluding noble gases).
Size of atom progressively becomes smaller when we move from sodium (Na) to chlorine (CI) in the third period of the periodic table?
Give reason for the following:
Argon atom is bigger than chlorine atom.
Write the name and symbol of the element from the description.
The noble gas with the smallest atomic radius.
What happens to the atomic size of elements on moving from left to right in a period?
Arrange the following as per the instruction given in the bracket.
Mg, Cl, Na, S, Si (increasing order of atomic size)
The changes in the properties of elements on moving from left to right across a period of the Periodic Table. For the property, choose the correct answer.
The atomic size:
The diagram below shows part of the periodic table.
- Which elements would react together to form covalent compounds?
- Between the two elements W and Z, which will have a bigger atomic radius? Why?
Arrange the following as per the instruction given in the bracket:
Carbon, Fluorine, Beryllium (decreasing order of atomic size).
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 have ______ atomic size than B.
