Advertisements
Advertisements
Question
Which is greater in size an atom or a cation?
Advertisements
Solution
An atom is always greater than a cation since the loss of electrons forms a cation; hence, protons are more than electrons in a cation. The nucleus strongly attracts electrons and pulls them inward.
RELATED QUESTIONS
Give the trends in atomic size on moving across the period left to right.
Which is greater in size an atom or an anion?
Which is greater in size Fe2+ or Fe3+?
Write the name and symbol of the element from the description.
The noble gas with the smallest atomic radius.
Give scientific reasons for the following:
Atomic radius goes on decreasing while going from left to right in a period.
Fill in the blanks.
Size of the atoms ______ from left to right across a period and ______ on descending in a group of normal elements.
Atomic radius is expressed in the unit _______.
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?
Arrange the following as per instruction given in the bracket.
Mg, Cl, Na, S, Si (decreasing order of atomic size)
Which one has the largest size?
