Chemistry
Choose the correct answer from the given options given :
The element with highest ionization potential is :
- Hydrogen
- Caesium
- Radon
- Helium
Periodic Table
ICSE 2020
127 Likes
Answer
Helium
Reason — Helium has highest ionization potential because Ionization Potential increases from left to right across a period and decreases down a group.
Answered By
77 Likes
Related Questions
Arrange the following:
(i) Li, K, Na, H (In the decreasing order of their ionization potential)
(ii) F, B, N, O (In the increasing order of electron affinity).
Study the extract of the Periodic Table given below and answer the questions. Give the alphabet corresponding to the element in question. Do not repeat an element. State which element :
A C D E B G F (i) Forms an electrovalent compound with G.
(ii) Is non-metallic and has a valency of 2?
(iii) Is an inert gas?
(iv) State the ion of which element will migrate towards the cathode during electrolysis.
Give one word or phrase for : The tendency of an atom to attract electrons to itself when combined in a compound.
The question represents the elements P, Q. R and their atomic numbers.
Answer the following using only the alphabets given — P = 13; Q = 7; R = 10
(i) Which element combines with hydrogen to form a basic gas.
(ii) Which element has an electron affinity zero.
(iii) Name the element, which forms an ionic compound with chlorine.