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प्रश्न
The metallic character of the element decreases moving across a period from left to the right.
विकल्प
Right
Wrong
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उत्तर
The metallic character of the element decreases moving across a period from left to the right- Right
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संबंधित प्रश्न
Arrange the following as per the instructions given in the brackets:
Na, K, Cl, S, Si (increasing order ionization energy)
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.
Name any five periods properties.
Metallic character and non-metallic character are periodic properties discuss ?
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).
Choose the correct answer.
An alkaline earth metal
(i) Lead
(ii) potassium
(iii) calcium
(iv) Copper
iii) Observe the figure and answer the following questions.
a) Identify the block shown by box A and write an electronic configuration of any one element of this block.
b) Identify the block of element denoted by letter B and write its period number.
Mg2+, Cu2+, Na1+, H1+ (In the order of preferential discharge at the cathode)
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
Larger the atomic size, more metallic is the element.
A group of elements in the periodic table is given below (Boron is the first member of the group and Thallium is the last). Answer the following question in relation to the given group of elements:
Which element has the most metallic character?
Identify the metallic oxide which is amphoteric in nature.
Match the atomic number with the following:
A metal of valency one.
Refering to changes in the properties of elements on moving from left to right across a period of the periodic table. Choose the correct answer.
The non-metallic character of the elements :
A metal ‘M’ is in the first group of the Periodic Table. What will be the formula of its oxide?
An element has atomic number 17. To which group, the period does it belong? It is metal or non-metal?
Three elements B, Si and Ge are
Which of the following metal (s) do not react with water?
