With an increase in atomic number in a period :

metallic character decreases

Right on! Give the BNAT exam to get a 100% scholarship for BYJUS courses

metallic character increases

No worries! We‘ve got your back. Try BYJU‘S free classes today!

chemical reactivity decreases

No worries! We‘ve got your back. Try BYJU‘S free classes today!

chemical reactivity increases

No worries! We‘ve got your back. Try BYJU‘S free classes today!

Open in App

Solution

The correct option is A metallic character decreases
Metallic character decreases on going across a period as the ionization energy value increases along with electronegativity and electron affinity.

Suggest Corrections

Similar questions

Q. In the periodic table, with the increase in atomic number the metallic character of an element?

Reactivity of metal increases with increase in temperature because:

Q. Arrange the following compounds in increasing order of their property as indicated.
(i)

C H_{3} C O C H_{3}, C_{6} H_{5} C O C H_{3}, C H_{3} C H O

(reactivity towards nucleophilic addition reaction)
(ii)

C I - C H_{2} - C O O H, F - C H_{2} - C O O H, C H_{3} - C O O H

(acidic character).

It is observed that the metallic character of an element increases down a group. Then how can we determine how the non metallic character of an element increases?

Q. Choose the correct statements.

i. Ionisation energy of sodium is less than that of magnesium.

ii. Atomic size of sodium is less than that of magnesium.

iii. Metallic character of sodium is greater than that of magnesium.

iv. Reactivity of sodium is less than the reactivity of magnesium.

[1 mark]

Join BYJU'S Learning Program

With an increase in atomic number in a period :

The correct option is A metallic character decreasesMetallic character decreases on going across a period as the ionization energy value increases along with electronegativity and electron affinity.

The correct option is A metallic character decreases
Metallic character decreases on going across a period as the ionization energy value increases along with electronegativity and electron affinity.