Advertisements
Advertisements
Question
Which of the following are the characteristics of isotopes of an element?
- Isotopes of an element have same atomic masses
- Isotopes of an element have same atomic number
- Isotopes of an element show same physical properties
- Isotopes of an element show same chemical properties
Options
(i), (iii) and (iv)
(ii), (iii) and (iv)
(ii) and (iii)
(ii) and (iv)
Solution
(ii), (iii) and (iv)
Explanation -
Isotopes of an element have the same atomic number but different atomic masses. They have similar chemical and physical properties.
APPEARS IN
RELATED QUESTIONS
What do you understand by atomic size? State its unit?
Give the trends in atomic size on moving across the period left to right.
Give reason for the following:
Argon atom is bigger than chlorine atom.
Select the correct answer
Atomic radii of fluorine and neon in angstrom unit are
What happens to the atomic size of elements on moving from left to right in a period?
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.
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.
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?
Arrange the following in order of increasing radii:
Cl−, Cl
Explain your choice.
Arrange the following in order of increasing radii:
N, O, P
Explain your choice.
