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Question
Fill in the blank from the choices given below
Across a period, the ionisation potential ____________.
Options
increases
decreases
remains same
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Solution
Across a period, the ionisation potential increases.
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RELATED QUESTIONS
Choose the correct answer from the options given below:
Ionisation potential increases over a period from left to right because of the
(A) Atomic radius increases and nuclear charge increases
(B) Atomic radius decreases and nuclear charge decreases
(C) Atomic radius increases and nuclear charge decreases
(D) Atomic radius decreases and nuclear charge increases
Give one word or phrase for the following:
Formation of ions from molecules
Arrange the elements of second and third period in increasing order of ionization energy.
A, B, C are three elements in which B is an inert gas other than helium.With this information complete the following table.
| Element | Atomic number | No. of electrons in the valence shell | Group to which the element belongs |
| A | Z - 1 | ||
| B | Z | ||
| C | Z + 1 |
Also, explain the following : Ionization energy of element C is less than that of element A.
What is meant by ionization potential?
Electron affinities of two elements A and B are given below:
A = 3.79 electron volts
B = 3.56 electron volts
Which of them will ionize more easily and why?
With reference to the variation of properties in the Periodic Table, which of the following is generally true?
Ionization potential increases from left to right across a period.
Supply the missing word from those in the brackets:
If an element has a low ionization energy then it is likely to be ______ (metallic/ non-metallic).
Fill in the blank by selecting the correct word from the option.
If an element has a low ionization energy then it is likely to be ________
Fill in the blank from the choice given in bracket.
The energy required to remove on electron from a natural isolated gaseous atom and convert it into a positively charged gaseous ion is called ____________
