Advertisements
Advertisements
Question
Atomic radius is expressed in the unit _______.
Options
nanometer
picometer
micrometer
millimeter
Advertisements
Solution
Atomic radius is expressed in the unit picometer.
APPEARS IN
RELATED QUESTIONS
Answer the following in respect of element `31/15 P`
Give its electronic configuration
What do you understand by atomic size? State its unit?
Why is the size of neon greater than fluorine?
Which is greater in size an atom or a cation?
Which is greater in size an atom or an anion?
Which is greater in size Fe2+ or Fe3+?
Size of atom progressively becomes smaller when we move from sodium (Na) to chlorine (CI) in the third period of the periodic table?
Give reasons for the following:
The size of the anion is greater than the size of the parent atom.
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.
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?
On moving from left to right in a periodic table, the size of the atom _______.
Write an Explanation.
Atomic radius
Which among the following elements has the largest atomic radii?
Which one of the following depict the correct representation of atomic radius(r) of an atom?
|
(i) |
(ii) |
|
(iii) |
(iv) |
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?
- 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.
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.
This question refers to the elements of the Periodic Table with atomic numbers from 3 to 18. Some of the elements are shown by letters, but the letters are not the usual symbols of the elements.
| 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 |
| A | B | C | D | E | F | G | H |
| 11 | 12 | 13 | 14 | 15 | 16 | 17 | 18 |
| I | J | K | L | M | N | O | P |
Which of these have least atomic size in period 3?
