Advertisements
Advertisements
प्रश्न
While going from top to bottom in a group the atomic radius _______.
पर्याय
increases
decreases
remains same
No change occurs
उत्तर
While going from top to bottom in a group the atomic radius increases.
APPEARS IN
संबंधित प्रश्न
Answer the following in respect of element `31/15 P `
Is it a reducing agent or oxidizing agent?
What do you understand by atomic size? State its unit?
Give the trends in atomic size on moving down the group.
Why is the size of neon greater than fluorine?
Why is the size of sodium is greater than magnesium?
Which is greater in size Fe2+ or Fe3+?
Among the elements of the second period, Li to Ne, pick out the element with the largest atomic size
Fill in the blank by selecting the correct word from the bracket.
If an element has seven electrons in its outermost shell then it is likely to have the _____ atomic size among all the elements in the same period.
On moving from left to right in a periodic table, the size of the atom _______.
_______ is the distance between the nucleus of the atom and its outermost shell.
Write scientific reason.
In same period, boron and oxygen elements have different atomic size.
The electronic configuration of metal A is 2, 8, 18, 1.
The metal A when exposed to air and moisture forms B a green layered compound. A with con. H2 SO4 forms C and D along with water. D is a gaseous compound. Find A, B, C, and D.
Carbon belongs to the second period and Group 14. Silicon belongs to the third period and Group 14. If the atomic number of carbon is 6, the atomic number of silicon is ______
Elements have been arranged in the following sequence on the basis of their increasing atomic masses.
| F, | Na, | Mg, | Al, | Si, | P, | S, | Cl, | Ar, | K |
- Pick two sets of elements which have similar properties.
- The given sequence represents which law of classification of elements?
Write the formula of the product formed when the element A (atomic number 19) combines with the element B (atomic number 17). Draw its electronic dot structure. What is the nature of the bond formed?
- In below ladder symbols of elements are jumbled up. Rearrange these symbols of elements in the increasing order of their atomic number in the Periodic Table.
- Arrange them in the order of their group also.
An element with the largest atomic radius among the following is ______.
Arrange the following as per instruction given in the bracket.
Mg, Cl, Na, S, Si (decreasing order of atomic size)
Arrange the following in order of increasing radii:
Cl−, Cl
Explain your choice.
