List the metalloids.

Important Questions on Periodic Classification of Elements

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 38

Name the element with maximum electron affinity. (Chlorine / Bromine)

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 39

Name three elements with completely filled outermost shell.

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 40

Name two elements which shows variable valencies.

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 41

Name one element having $18$ electrons in its outermost shell. (Sodium / Carbon / Palladium)

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 42

In which ionic compound, the ratio of cation to anion is the greatest? (Caesium iodide / Caesium Fluoride)

MEDIUM

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 43

Name the heaviest gaseous non-metal. (Oxygen/ Carbon dioxide/ Radon)

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 44

Name the element with electronegativity next to fluorine. (Nitrogen / Oxygen / Bromine)

EASY

10th CBSE

IMPORTANT

Eduwiser's CBSE Chemistry For Class X>Chapter 5 - Periodic Classification of Elements>Exercise 1>Q 45

Name the elements showing maximum covalence.