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प्रश्न
On moving down the group metallic character increases.
पर्याय
Right
Wrong
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उत्तर
On moving down the group metallic character increases- Right
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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).
Arrange the following as per the instruction given in the bracket.
Cs, Na, Li, K, Rb (increasing order of metallic character).
Is is metal or non-metal?
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.
How does the chemical reactivity of
alkali metals vary?
The electronic configuration of an element T is 2, 8, 8, 1.
Is it a metal or a non-metal?
A metal M forms as oxide having the formula M2O3. It belongs to third period. Write the atomic number and valency of the metal.
Write a scientific reason.
Metallic character goes on decreasing while going from left to right in a period.
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.
In Period 3, the most metallic element is ______.
Mg2+, Cu2+, Na1+, H1+ (In the order of preferential discharge at the cathode)
For the main group of the periodic table, the metallic properties of the elements vary approximately with their position as shown in the table.
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 |
| H | He | ||||||
| A | B | ||||||
| C | D |
Will the most non-metallic element be found at A,B,C or D ?
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.
If an element is in group 7 is it likely to be metallic or non metallic in character?
The metallic character of the element decreases moving across a period from left to the right.
Write an Explanation.
Electropositivity
Which of the following sets of atomic numbers belong to that of alkali metals?
